var timeout	= 500;
	var closetimer	= 0;
	var ddmenuitem	= 0;
	
	function menuopen(id) {	
	
		menucancelclosetime();
	
		if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	
		ddmenuitem = document.getElementById(id);
		ddmenuitem.style.visibility = 'visible';
	
	}
	
	function menuclose() {
		if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	}
	
	function menuclosetime()
	{
		closetimer = window.setTimeout(menuclose, timeout);
	}
	
	function menucancelclosetime() {
		if(closetimer)
		{
			window.clearTimeout(closetimer);
			closetimer = null;
		}
	}
	
	document.onclick = menuclose;

	var _X = /^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$/i;
	
	function checkform ( form ) {
		if (document.cfrm.F_E1.value == "") {
			alert( "Fields marked with an asterisk (*) require input." );
			document.cfrm.F_E1.focus();
			return false ;
	  	}
		if (document.cfrm.F_E3.value.search(_X) == -1) {
			alert( "Please enter a valid address." );
			document.cfrm.F_E3.focus();
			return false ;
	  	}
	  	if (document.cfrm.F_E4.value == "------") {
			alert( "Please select a Subject for this inquiry." );
			document.cfrm.F_E4.focus();
			return false ;
	  	}
		if (document.cfrm.F_E5.value == "") {
			alert( "Fields marked with an asterisk (*) require input." );
			document.cfrm.F_E5.focus();
			return false ;
	  	}
	}