function validateform(contact) {
	
	if(contact.n.value=='' || contact.n.value=='NAME:') {
		alert("Please enter your 'Name'");
		return false;
	}
	
	if(contact.p.value=='' || contact.p.value=='PHONE:') {
	alert("Please enter 'Phone Number'");
	return false;
	}	
	
	if(contact.e.value=='' || contact.e.value=='EMAIL:') {
		alert("Please write your 'Email Address'");
		return false;
	}
		
	if(contact.m.value=='' || contact.m.value=='MESSAGE:') {
	alert("Please enter 'Message'");
	return false;
	}
	
	var field = contact.e;
	var str = field.value;
	if(window.RegExp) {
		var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
		var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$";
		var reg1 = new RegExp(reg1str);
		var reg2 = new RegExp(reg2str);
		if (!reg1.test(str) && reg2.test(str))
			return true;
		field.focus();
		field.select();
		alert("Please write correct 'Email Address'");
		return false;
	}
	else {
		if(str.indexOf("@") >= 0)
			return true;
		field.focus();
		field.select();
		alert("Please write correct 'Email Address'");
		return false;
	}	
}