var SessionMesIdStr,SessionResIdStr;
		SessionMesIdStr = ",";
		SessionResIdStr = ",";


		function ShowHideContent(id,type){
			if (type == "msg") {
				if (SessionMesIdStr.indexOf(","+id+",") == -1){
					SessionMesIdStr = SessionMesIdStr +   id + ",";
				}
			}
			else {
				if (SessionResIdStr.indexOf(","+id+",") == -1){
					SessionResIdStr = SessionResIdStr +   id + ",";
				}
			}
			var tmp=document.getElementById('div' + type + id).style.display;
			if (tmp == 'none'){
				document.getElementById('div' + type + id).style.display='';
			}
			else{
				document.getElementById('div' + type + id).style.display='none';
			}
			window.focus()
		}


		function btnBack_onClick() {
			document.MainForm.strNum.value = document.MainForm.strNum.value - 2;
			document.MainForm.submit();
		}

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