function validate(page) {
	var r=true;
	var ih="";
	if(page=="samples") {
		var name,email,address;
		name=document.form2.rname.value;
		email=document.form2.email.value;
		address=document.form2.address.value;
		if(!name) {
			ih=ih+"• Please Fill in Your Name.";
			r=false;
		}
		var dpos,apos
		dpos=email.indexOf(".");
		apos=email.indexOf("@")
		if(apos<1||dpos-apos<2||email.length==dpos+1) {
			ih=ih+"<br>• Make Sure The Email is Valid.";
			r=false;
		}
		if(!address) {
			ih=ih+"<br>• Please Fill in Your Address.";
			r=false;
		}
	} else if(page=="contact") {
		var name,email,address;
		name=document.form1.name.value;
		email=document.form1.email.value;
		if(!name) {
			ih=ih+"• Please Fill in Your Name.<br>";
			r=false;
		}
		var dpos,apos
		dpos=email.indexOf(".");
		apos=email.indexOf("@")
		if(apos<1||dpos-apos<2||email.length==dpos+1) {
			ih=ih+"• Make Sure The Email is Valid.";
			r=false;
		}
	}
	document.getElementById("td").innerHTML="<font color=red>"+ih+"</font>";
	return r;
}