// JavaScript Document
function resizeImage(lebar, tinggi, location ){
	var kiri=(screen.width - lebar )/ 2;
	var atas=(screen.height - tinggi) / 2;
	window.open(location,'','width='+lebar+',height='+tinggi+',resizeable=no,scrollbars=yes,toolbar=no,status=no,top='+atas+',left='+kiri);
}
function ContactForm(form){
	if (form.name.value == ""){
		alert( "Please enter your name!" );
		form.name.focus();
		return false ;
	}else if (form.email.value == ""){
		alert( "Please enter your email!" );
		form.email.focus();
		return false ;
	}else if (form.email.value.indexOf('@', 0) == -1 || form.email.value.indexOf('.') == -1) 	{
		alert( "Sorry, your email is invalid!" );
		form.email.focus();
		return false ;
	}else if (form.message.value == "") {
		alert( "Please enter your message!" );
		form.message.focus();
		return false ;
	}else{
		return true ;
	}
}