function showHideDiv(imgID,imgObj)
	    {
		    var trObj = document.getElementById(imgID);
		    var lStrImgUrl = imgObj.src;
		    var hiddenObj = document.getElementById(imgID + 'Hidden');
    		
		    if(lStrImgUrl.indexOf("down_") != -1)
		    {
			    imgObj.src = lStrImgUrl.replace("down_","up_");
			    trObj.style.display = "block";
			    hiddenObj.style.display = "none";
			    imgObj.title="Collapse"
		    }
		    else
		    {
			    imgObj.src = lStrImgUrl.replace("up_","down_");
			    trObj.style.display = "none";
			    hiddenObj.style.display = "block";
			    imgObj.title="Expand"
		    }
	        function changeClass(trID, oldClass, newClass)
	        {
		        document.getElementById(trID).className = newClass;
	        }
	    }