function SetWebContentHeight() 
{
                var leftblockHeight= 0;
				var rightblockHeight = 0;
                var pagecontainerHeight = 0;
                var webheaderHeight = 0;
                var webfooterHeight = 0;
                var paddingCompensation = 33;
                var total = 0;

				var contentHeight = window.innerHeight;
		
				if(contentHeight==null)
				{
					contentHeight = document.body.clientHeight
				}
		


                if ((document.getElementById("leftblock") != null) && (document.getElementById("rightblock") != null) && (document.getElementById("middleblock") != null) )
                {
					leftblockHeight = document.getElementById("leftblock").offsetHeight;
					rightblockHeight = document.getElementById("rightblock").offsetHeight;
                    if (document.getElementById("middleblock") != null)
							pagecontainerHeight += document.getElementById("middleblock").offsetHeight;                                                

					var highest = Math.max( Math.max( leftblockHeight, rightblockHeight), pagecontainerHeight );
                    if (document.getElementById("webheaderdiv") != null)
                    {
                            webheaderHeight = document.getElementById("webheaderdiv").offsetHeight;
                    }
                     
                     //total = highest + webheaderHeight + webfooterHeight + paddingCompensation;
                     if(highest < contentHeight)
                     {
						highest = contentHeight - webheaderHeight - webfooterHeight; 
                     }

                     document.getElementById("rightblock").style.height = String(highest) + "px";
                     document.getElementById("leftblock").style.height = String(highest) + "px";
                     //document.getElementById("middleblock").style.height = String(highest) + "px";

                  }

}