function DoCal(elTarget) {
		if (window.showModalDialog) {
			var sRtn;
			var DateObj = document.getElementById(elTarget);
			
			sRtn = showModalDialog("/ELE/Scripts/calendar.htm","","center=yes;dialogWidth=175pt;dialogHeight=190pt");
				if (sRtn == "CLEAR")
					DateObj.value = "";
				else if (sRtn!="")
					DateObj.value = sRtn;
		} else
			alert("Internet Explorer 4.0 or later is required.");
	}

	function OnCheckedStart(UnCheckVariable,Source)
		{
			document.getElementById(UnCheckVariable).checked = false

			if (Source == "PageProperties1_Immediately")
			{
				document.getElementById("PageProperties1_PostingStartDT").value = "";
				document.getElementById("PageProperties1_PostingStartTime").value = "";
				
				document.getElementById("PageProperties1_PostingStartTime").disabled = true;
				
				document.getElementById("PageProperties1_StartDateImage").style.display = 'none';
			}
			else
			{
				document.getElementById("PageProperties1_StartDateImage").style.display = '';

				document.getElementById("PageProperties1_PostingStartTime").disabled = false;
			}
		}
		
	function OnCheckedEnd(UnCheckVariable,Source)
		{
			document.getElementById(UnCheckVariable).checked = false
			
			if (Source == "PageProperties1_Never")
			{
				document.getElementById("PageProperties1_PostingEndDT").value = "";
				document.getElementById("PageProperties1_PostingEndTime").value = "";
				
				document.getElementById("PageProperties1_PostingEndTime").disabled = true;
				
				document.getElementById("PageProperties1_EndDateImage").style.display = 'none';
			}			
			else
			{
				document.getElementById("PageProperties1_EndDateImage").style.display = '';
							
				document.getElementById("PageProperties1_PostingEndTime").disabled = false;
			}		
		}