function DisplaySendToFriend() {
  $.blockUI({ message: $('#SendToFriendOverlay') , css : {cursor:'default',width:'30%', top:'30%', left:'35%'}});
//  var TLayer = document.getElementById('toneLayer');
//  TLayer.style.height = document.documentElement.scrollHeight + 'px';
//  TLayer.style.display='block';
//  var STFLayer =$('.SendToFriendLayer');
//  STFLayer.css('display', 'block');
  //STFLayer.style.display='block';
  //scrollDivDown('SendToFriend')
}

function HideSendToFriend()
{
  $.unblockUI();
//  var STFLayer = document.getElementById('SendToFriendLayer');
  //  STFLayer.style.display='none';
//  var STFLayer = $('.SendToFriendLayer');
//  STFLayer.css('display', 'none');
//  
//  var TLayer = document.getElementById('toneLayer');
//  TLayer.style.display='none';
}

step=1;
function scrollDivDown(id)
{ 
  if(document.getElementById(id).offsetHeight<=400)
  {
   step=document.getElementById(id).offsetHeight+1;
   document.getElementById(id).style.height=step+'px';
    timerDown = setTimeout("scrollDivDown('" + id + "')", 50);
   }
}

/*!
* jQuery blockUI plugin
* Version 2.39 (23-MAY-2011)
* @requires jQuery v1.2.3 or later
*
* Examples at: http://malsup.com/jquery/block/
* Copyright (c) 2007-2010 M. Alsup
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
* Thanks to Amir-Hossein Sobhi for some excellent contributions!
*/

; (function ($) {

  if (/1\.(0|1|2)\.(0|1|2)/.test($.fn.jquery) || /^1.1/.test($.fn.jquery)) {
    alert('blockUI requires jQuery v1.2.3 or later! You are using v' + $.fn.jquery);
    return;
  }

  $.fn._fadeIn = $.fn.fadeIn;

  var noOp = function () { };

  // this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
  // retarded userAgent strings on Vista)
  var mode = document.documentMode || 0;
  var setExpr = $.browser.msie && (($.browser.version < 8 && !mode) || mode < 8);
  var ie6 = $.browser.msie && /MSIE 6.0/.test(navigator.userAgent) && !mode;

  // global $ methods for blocking/unblocking the entire page
  $.blockUI = function (opts) { install(window, opts); };
  $.unblockUI = function (opts) { remove(window, opts); };

  // convenience method for quick growl-like notifications (http://www.google.com/search?q=growl)
  $.growlUI = function (title, message, timeout, onClose) {
    var $m = $('<div class="growlUI"></div>');
    if (title) $m.append('<h1>' + title + '</h1>');
    if (message) $m.append('<h2>' + message + '</h2>');
    if (timeout == undefined) timeout = 3000;
    $.blockUI({
      message: $m, fadeIn: 700, fadeOut: 1000, centerY: false,
      timeout: timeout, showOverlay: false,
      onUnblock: onClose,
      css: $.blockUI.defaults.growlCSS
    });
  };

  // plugin method for blocking element content
  $.fn.block = function (opts) {
    return this.unblock({ fadeOut: 0 }).each(function () {
      if ($.css(this, 'position') == 'static')
        this.style.position = 'relative';
      if ($.browser.msie)
        this.style.zoom = 1; // force 'hasLayout'
      install(this, opts);
    });
  };

  // plugin method for unblocking element content
  $.fn.unblock = function (opts) {
    return this.each(function () {
      remove(this, opts);
    });
  };

  $.blockUI.version = 2.39; // 2nd generation blocking at no extra cost!

  // override these in your code to change the default behavior and style
  $.blockUI.defaults = {
    // message displayed when blocking (use null for no message)
    message: '<h1>Please wait...</h1>',

    title: null, // title string; only used when theme == true
    draggable: true, // only used when theme == true (requires jquery-ui.js to be loaded)

    theme: false, // set to true to use with jQuery UI themes

    // styles for the message when blocking; if you wish to disable
    // these and use an external stylesheet then do this in your code:
    // $.blockUI.defaults.css = {};
    css: {
      padding: 0,
      margin: 0,
      width: '30%',
      top: '40%',
      left: '35%',
      textAlign: 'center',
      color: '#000',
      border: '3px solid #aaa',
      backgroundColor: '#fff',
      cursor: 'wait'
    },

    // minimal style set used when themes are used
    themedCSS: {
      width: '30%',
      top: '40%',
      left: '35%'
    },

    // styles for the overlay
    overlayCSS: {
      backgroundColor: '#000',
      opacity: 0.6,
      cursor: 'wait'
    },

    // styles applied when using $.growlUI
    growlCSS: {
      width: '350px',
      top: '10px',
      left: '',
      right: '10px',
      border: 'none',
      padding: '5px',
      opacity: 0.6,
      cursor: 'default',
      color: '#fff',
      backgroundColor: '#000',
      '-webkit-border-radius': '10px',
      '-moz-border-radius': '10px',
      'border-radius': '10px'
    },

    // IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
    // (hat tip to Jorge H. N. de Vasconcelos)
    iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',

    // force usage of iframe in non-IE browsers (handy for blocking applets)
    forceIframe: false,

    // z-index for the blocking overlay
    baseZ: 1000,

    // set these to true to have the message automatically centered
    centerX: true, // <-- only effects element blocking (page block controlled via css above)
    centerY: true,

    // allow body element to be stetched in ie6; this makes blocking look better
    // on "short" pages. disable if you wish to prevent changes to the body height
    allowBodyStretch: true,

    // enable if you want key and mouse events to be disabled for content that is blocked
    bindEvents: true,

    // be default blockUI will supress tab navigation from leaving blocking content
    // (if bindEvents is true)
    constrainTabKey: true,

    // fadeIn time in millis; set to 0 to disable fadeIn on block
    fadeIn: 200,

    // fadeOut time in millis; set to 0 to disable fadeOut on unblock
    fadeOut: 400,

    // time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
    timeout: 0,

    // disable if you don't want to show the overlay
    showOverlay: true,

    // if true, focus will be placed in the first available input field when
    // page blocking
    focusInput: true,

    // suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
    applyPlatformOpacityRules: true,

    // callback method invoked when fadeIn has completed and blocking message is visible
    onBlock: null,

    // callback method invoked when unblocking has completed; the callback is
    // passed the element that has been unblocked (which is the window object for page
    // blocks) and the options that were passed to the unblock call:
    // onUnblock(element, options)
    onUnblock: null,

    // don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
    quirksmodeOffsetHack: 4,

    // class name of the message block
    blockMsgClass: 'blockMsg'
  };

  // private data and functions follow...

  var pageBlock = null;
  var pageBlockEls = [];

  function install(el, opts) {
    var full = (el == window);
    var msg = opts && opts.message !== undefined ? opts.message : undefined;
    opts = $.extend({}, $.blockUI.defaults, opts || {});
    opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
    var css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
    var themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
    msg = msg === undefined ? opts.message : msg;

    // remove the current block (if there is one)
    if (full && pageBlock)
      remove(window, { fadeOut: 0 });

    // if an existing element is being used as the blocking content then we capture
    // its current place in the DOM (and current display style) so we can restore
    // it when we unblock
    if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
      var node = msg.jquery ? msg[0] : msg;
      var data = {};
      $(el).data('blockUI.history', data);
      data.el = node;
      data.parent = node.parentNode;
      data.display = node.style.display;
      data.position = node.style.position;
      if (data.parent)
        data.parent.removeChild(node);
    }

    $(el).data('blockUI.onUnblock', opts.onUnblock);
    var z = opts.baseZ;

    // blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
    // layer1 is the iframe layer which is used to supress bleed through of underlying content
    // layer2 is the overlay layer which has opacity and a wait cursor (by default)
    // layer3 is the message content that is displayed while blocking

    var lyr1 = ($.browser.msie || opts.forceIframe)
? $('<iframe class="blockUI" style="z-index:' + (z++) + ';display:none;border:none;margin:0;padding:0;position:absolute;width:100%;height:100%;top:0;left:0" src="' + opts.iframeSrc + '"></iframe>')
: $('<div class="blockUI" style="display:none"></div>');

    var lyr2 = opts.theme
? $('<div class="blockUI blockOverlay ui-widget-overlay" style="z-index:' + (z++) + ';display:none"></div>')
: $('<div class="blockUI blockOverlay" style="z-index:' + (z++) + ';display:none;border:none;margin:0;padding:0;width:100%;height:100%;top:0;left:0"></div>');

    var lyr3, s;
    if (opts.theme && full) {
      s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage ui-dialog ui-widget ui-corner-all" style="z-index:' + (z + 10) + ';display:none;position:fixed">' +
'<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">' + (opts.title || '&nbsp;') + '</div>' +
'<div class="ui-widget-content ui-dialog-content"></div>' +
'</div>';
    }
    else if (opts.theme) {
      s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement ui-dialog ui-widget ui-corner-all" style="z-index:' + (z + 10) + ';display:none;position:absolute">' +
'<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">' + (opts.title || '&nbsp;') + '</div>' +
'<div class="ui-widget-content ui-dialog-content"></div>' +
'</div>';
    }
    else if (full) {
      s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage" style="z-index:' + (z + 10) + ';display:none;position:fixed"></div>';
    }
    else {
      s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement" style="z-index:' + (z + 10) + ';display:none;position:absolute"></div>';
    }
    lyr3 = $(s);

    // if we have a message, style it
    if (msg) {
      if (opts.theme) {
        lyr3.css(themedCSS);
        lyr3.addClass('ui-widget-content');
      }
      else
        lyr3.css(css);
    }

    // style the overlay
    if (!opts.theme && (!opts.applyPlatformOpacityRules || !($.browser.mozilla && /Linux/.test(navigator.platform))))
      lyr2.css(opts.overlayCSS);
    lyr2.css('position', full ? 'fixed' : 'absolute');

    // make iframe layer transparent in IE
    if ($.browser.msie || opts.forceIframe)
      lyr1.css('opacity', 0.0);

    //$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
    var layers = [lyr1, lyr2, lyr3], $par = full ? $('body') : $(el);
    $.each(layers, function () {
      this.appendTo($par);
    });

    if (opts.theme && opts.draggable && $.fn.draggable) {
      lyr3.draggable({
        handle: '.ui-dialog-titlebar',
        cancel: 'li'
      });
    }

    // ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
    var expr = setExpr && (!$.boxModel || $('object,embed', full ? null : el).length > 0);
    if (ie6 || expr) {
      // give body 100% height
      if (full && opts.allowBodyStretch && $.boxModel)
        $('html,body').css('height', '100%');

      // fix ie6 issue when blocked element has a border width
      if ((ie6 || !$.boxModel) && !full) {
        var t = sz(el, 'borderTopWidth'), l = sz(el, 'borderLeftWidth');
        var fixT = t ? '(0 - ' + t + ')' : 0;
        var fixL = l ? '(0 - ' + l + ')' : 0;
      }

      // simulate fixed position
      $.each([lyr1, lyr2, lyr3], function (i, o) {
        var s = o[0].style;
        s.position = 'absolute';
        if (i < 2) {
          full ? s.setExpression('height', 'Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.boxModel?0:' + opts.quirksmodeOffsetHack + ') + "px"')
: s.setExpression('height', 'this.parentNode.offsetHeight + "px"');
          full ? s.setExpression('width', 'jQuery.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"')
: s.setExpression('width', 'this.parentNode.offsetWidth + "px"');
          if (fixL) s.setExpression('left', fixL);
          if (fixT) s.setExpression('top', fixT);
        }
        else if (opts.centerY) {
          if (full) s.setExpression('top', '(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
          s.marginTop = 0;
        }
        else if (!opts.centerY && full) {
          var top = (opts.css && opts.css.top) ? parseInt(opts.css.top) : 0;
          var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + ' + top + ') + "px"';
          s.setExpression('top', expression);
        }
      });
    }

    // show the message
    if (msg) {
      if (opts.theme)
        lyr3.find('.ui-widget-content').append(msg);
      else
        lyr3.append(msg);
      if (msg.jquery || msg.nodeType)
        $(msg).show();
    }

    if (($.browser.msie || opts.forceIframe) && opts.showOverlay)
      lyr1.show(); // opacity is zero
    if (opts.fadeIn) {
      var cb = opts.onBlock ? opts.onBlock : noOp;
      var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
      var cb2 = msg ? cb : noOp;
      if (opts.showOverlay)
        lyr2._fadeIn(opts.fadeIn, cb1);
      if (msg)
        lyr3._fadeIn(opts.fadeIn, cb2);
    }
    else {
      if (opts.showOverlay)
        lyr2.show();
      if (msg)
        lyr3.show();
      if (opts.onBlock)
        opts.onBlock();
    }

    // bind key and mouse events
    bind(1, el, opts);

    if (full) {
      pageBlock = lyr3[0];
      pageBlockEls = $(':input:enabled:visible', pageBlock);
      if (opts.focusInput)
        setTimeout(focus, 20);
    }
    else
      center(lyr3[0], opts.centerX, opts.centerY);

    if (opts.timeout) {
      // auto-unblock
      var to = setTimeout(function () {
        full ? $.unblockUI(opts) : $(el).unblock(opts);
      }, opts.timeout);
      $(el).data('blockUI.timeout', to);
    }
  };

  // remove the block
  function remove(el, opts) {
    var full = (el == window);
    var $el = $(el);
    var data = $el.data('blockUI.history');
    var to = $el.data('blockUI.timeout');
    if (to) {
      clearTimeout(to);
      $el.removeData('blockUI.timeout');
    }
    opts = $.extend({}, $.blockUI.defaults, opts || {});
    bind(0, el, opts); // unbind events

    if (opts.onUnblock === null) {
      opts.onUnblock = $el.data('blockUI.onUnblock');
      $el.removeData('blockUI.onUnblock');
    }

    var els;
    if (full) // crazy selector to handle odd field errors in ie6/7
      els = $('body').children().filter('.blockUI').add('body > .blockUI');
    else
      els = $('.blockUI', el);

    if (full)
      pageBlock = pageBlockEls = null;

    if (opts.fadeOut) {
      els.fadeOut(opts.fadeOut);
      setTimeout(function () { reset(els, data, opts, el); }, opts.fadeOut);
    }
    else
      reset(els, data, opts, el);
  };

  // move blocking element back into the DOM where it started
  function reset(els, data, opts, el) {
    els.each(function (i, o) {
      // remove via DOM calls so we don't lose event handlers
      if (this.parentNode)
        this.parentNode.removeChild(this);
    });

    if (data && data.el) {
      data.el.style.display = data.display;
      data.el.style.position = data.position;
      if (data.parent)
        data.parent.appendChild(data.el);
      $(el).removeData('blockUI.history');
    }

    if (typeof opts.onUnblock == 'function')
      opts.onUnblock(el, opts);
  };

  // bind/unbind the handler
  function bind(b, el, opts) {
    var full = el == window, $el = $(el);

    // don't bother unbinding if there is nothing to unbind
    if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
      return;
    if (!full)
      $el.data('blockUI.isBlocked', b);

    // don't bind events when overlay is not in use or if bindEvents is false
    if (!opts.bindEvents || (b && !opts.showOverlay))
      return;

    // bind anchors and inputs for mouse and key events
    var events = 'mousedown mouseup keydown keypress';
    b ? $(document).bind(events, opts, handler) : $(document).unbind(events, handler);

    // former impl...
    // var $e = $('a,:input');
    // b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
  };

  // event handler to suppress keyboard/mouse events when blocking
  function handler(e) {
    // allow tab navigation (conditionally)
    if (e.keyCode && e.keyCode == 9) {
      if (pageBlock && e.data.constrainTabKey) {
        var els = pageBlockEls;
        var fwd = !e.shiftKey && e.target === els[els.length - 1];
        var back = e.shiftKey && e.target === els[0];
        if (fwd || back) {
          setTimeout(function () { focus(back) }, 10);
          return false;
        }
      }
    }
    var opts = e.data;
    // allow events within the message content
    if ($(e.target).parents('div.' + opts.blockMsgClass).length > 0)
      return true;

    // allow events for content that is not being blocked
    return $(e.target).parents().children().filter('div.blockUI').length == 0;
  };

  function focus(back) {
    if (!pageBlockEls)
      return;
    var e = pageBlockEls[back === true ? pageBlockEls.length - 1 : 0];
    if (e)
      e.focus();
  };

  function center(el, x, y) {
    var p = el.parentNode, s = el.style;
    var l = ((p.offsetWidth - el.offsetWidth) / 2) - sz(p, 'borderLeftWidth');
    var t = ((p.offsetHeight - el.offsetHeight) / 2) - sz(p, 'borderTopWidth');
    if (x) s.left = l > 0 ? (l + 'px') : '0';
    if (y) s.top = t > 0 ? (t + 'px') : '0';
  };

  function sz(el, p) {
    return parseInt($.css(el, p)) || 0;
  };

})(jQuery);