// JavaScript Document
window.onload = prepareForm;
//check that page has content
function prepareForm() {
	if(!document.getElementById) {
		return;
	}
	//check that page has content
	if(!document.getElementById("contact_form")) {
		return;
	}
	//assign an anonymous function to the form’s onsubmit event handler:
	document.getElementById("contact_form").onsubmit = function(){
		var data = "";
		for (var i=0; i<this.elements.length; i++) {
			data+= this.elements[i].name;
			data+= "=";
			data+= escape(this.elements[i].value);
			data+= "&";
		}
		sendEmail(data);
		return false;
	}
}