function ValidateEmail(Email)
	{
		var atCharPresent = false;
		var dotPresent = false;
		for ( var Idx = 0; Idx <= Email.length; Idx++ )
		{
			if ( Email.charAt ( Idx ) == '@' )
				atCharPresent = true;
			if ( Email.charAt ( Idx ) == '.' )
				dotPresent = true;
		}
		if ( !atCharPresent || !dotPresent )
			return false;
		return true;
	}
	function changeCountry(cbo)
	{
		switch(cbo.value)
		{
			case 'Australia':
				document.orderform.txtPhone.value = '61';
				break;
			case 'New Zealand':
				document.orderform.txtPhone.value = '64';
				break;
			case 'USA':
				document.orderform.txtPhone.value = '01';
				break;
			case 'Canada':
				document.orderform.txtPhone.value = '01';
				break;
			case 'United Kingdom':
				document.orderform.txtPhone.value = '44';
				break;
			case 'United Arab Emirates':
				document.orderform.txtPhone.value = '971';
				break;
			case 'Ethiopia':
				document.orderform.txtPhone.value = '251';
				break;
			case 'India':
				document.orderform.txtPhone.value = '91';
				break;				
			default:
				document.orderform.txtPhone.value = '';
				break;																								
		}
	}
	function validate( )
	{
		document.orderform.mem_screen.value = screen.Width + 'x' + screen.Height;		
		if (document.orderform.companyname.value =="")
		{
			alert("Please enter company name.");
			document.orderform.companyname.focus();
			return (false);
		}

		if (document.orderform.txtProduct.value =="")
		{
			alert("Please enter product or service details.");
			document.orderform.txtProduct.focus();
			return (false);
		}
		if (document.orderform.txtComments.value =="")
		{
			alert("Please enter comments about your company.");
			document.orderform.txtComments.focus();
			return (false);
		}
		if(document.orderform.txtCountry.value =="")
		{
			alert('Please Select Country');
			document.orderform.txtCountry.focus();
			return false;
		}
		if (document.orderform.pname.value =="")
		{
			alert("Please enter your name.");
			document.orderform.pname.focus();
			return (false);
		}

		if ( document.orderform.txtEmail.value == "" )
		{
			alert( "Please Enter Email" );
			document.orderform.txtEmail.focus( );
			return false;
		}
		else
		{
			if ( !ValidateEmail( document.orderform.txtEmail.value ) )
			{
				alert( "Invalid Email " + document.orderform.txtEmail.value );
				document.orderform.txtEmail.focus( );
				return false;
			}
		}
		if (document.orderform.txtPhone.value=="")
		{
			document.orderform.txtPhone.value = "";
			alert("Please enter phone number.");
			document.orderform.txtPhone.focus();
			return (false);
		}
		if (document.orderform.txtPhone0.value=="")
		{
			document.orderform.txtPhone0.value = "";			
			alert("Please enter phone number.");
			document.orderform.txtPhone0.focus();
			return (false);
		}
//		if (document.orderform.txtZip.value == "") {
//		    document.orderform.txtZip.value = "";
//		    alert("Please enter Zip/Postalcode.");
//		    document.orderform.txtZip.focus();
//		    return (false);
//		}
		document.orderform.mem_version.value	=	version;
		document.orderform.mem_OS.value			=	OS;
		document.orderform.mem_screen.value		=	screenval;
		document.orderform.mem_browserval.value	=	browser;
		
			
		return true;
	}
	function blinkIt() {
	 if (!document.all) return;
	 else {
	   for(i=0;i<document.all.tags('blink').length;i++){
	      s=document.all.tags('blink')[i];
	      s.style.visibility=(s.style.visibility=='visible')?'hidden':'visible';
	   }
	 }
	}
var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring,screenval;


if (checkIt('konqueror'))
{
	browser = "Konqueror";
	OS = "Linux";
}
else if (checkIt('safari')) browser = "Safari"
else if (checkIt('omniweb')) browser = "OmniWeb"
else if (checkIt('opera')) browser = "Opera"
else if (checkIt('webtv')) browser = "WebTV";
else if (checkIt('icab')) browser = "iCab"
else if (checkIt('msie')) browser = "Internet Explorer"
else if (!checkIt('compatible'))
{
	browser = "Netscape Navigator"
	version = detect.charAt(8);
}
else browser = "An unknown browser";

if (!version) version = detect.charAt(place + thestring.length);

if (!OS)
{
	if (checkIt('linux')) OS = "Linux";
	else if (checkIt('x11')) OS = "Unix";
	else if (checkIt('mac')) OS = "Mac"
	else if (checkIt('win')) OS = "Windows"
	else OS = "an unknown operating system";
}

function checkIt(string)
{
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
}

screenval = screen.width+'x'+screen.height;