function formcheck() {
			if(window.frm1.name.value == "")
			{
				alert("Please enter your name.");
				window.frm1.name.focus();
				return false;
			}
			else if(window.frm1.email.value == "")
			{
				alert("Please enter your email address.");
				window.frm1.email.focus();
				return false;
			}
			else if(!checkEmail(window.frm1.email.value)){
			   alert("Bad email,Re-enter email address");
			   window.frm1.email.focus();
			   return false;
			   }
			else if(window.frm1.title.value == "")
			{
				alert("Please enter your subject.");
				window.frm1.title.focus();
				return false;
			}
			else if(window.frm1.content.value == "")
			{
				alert("Please enter your message.");
				window.frm1.content.focus();
				return false;
			}
			else
			{
				window.frm1.submit();
			}
		}
		function checkEmail(addr)
		{
		//    var t = document.af.email.value
			var t = addr
			var ValidFlag = false
			var atCount = 0
			var SpecialFlag
			var atLoop
			var atChr
			var BadFlag
			var tAry1
			var UserName
			var DomainName

			if ( t.length > 0 && t.indexOf("@") > 0 && t.indexOf(".") > 0 ) {
				atCount = 0
				SpecialFlag = false

				for( atLoop=1; atLoop<=t.length; atLoop++ ) {
					atChr = t.substring( atLoop, atLoop+1 )
					if ( atChr == "@" ) atCount = atCount + 1

					if ( (atChr >= 32) && (atChr <= 44) ) SpecialFlag = true
					if ( (atChr == 47) || (atChr == 96) || (atChr >= 123) ) SpecialFlag = true
					if ( (atChr >= 58) && (atChr <= 63) ) SpecialFlag = true
					if ( (atChr >= 91) && (atChr <= 94) ) SpecialFlag = true
				}

				if ( ( atCount == 1 ) && (SpecialFlag == false ) ) {
					BadFlag = false
					tAry1 = t.split("@")
					UserName = tAry1[0]
					DomainName = tAry1[1]
					if ( (UserName.length <= 0 ) || (DomainName.length <= 0 ) ) BadFlag = true
					if ( DomainName.substring( 1, 2 ) == "." ) BadFlag = true
					if ( DomainName.substring( DomainName.length-1, DomainName.length) == "." ) BadFlag = true
					ValidFlag = true
				}
			}
			if ( BadFlag == true ) ValidFlag = false
			return ValidFlag
		}