function getkey(e) {
	if (window.event)
		return window.event.keyCode;
	else if (e)
		return e.which;
	else
		return null;
}

function goodchars(e) {
	var key, keychar;
	key = getkey(e);
	if (key == null) return true;
	if ( key==39 || key==34 || key==96 )
		return false;
}

function goodint(e){
	var key, keychar;
	key = getkey(e);
	if (key == null) return true;
	// get character
	keychar = String.fromCharCode(key);
	keychar = keychar.toLowerCase();
	goods = '0123456789';
	// check goodkeys
	if (goods.indexOf(keychar) != -1)
		return true;
	// control keys
	if ( key==null || key==0 || key==8 || key==9 || key==13 || key==27 )
		return true;
	// else return false
	return false;
}

function validate() {
	//validate name
	if (document.prequalify.aname.value == ""){
		alert("Please enter Name.");
		document.prequalify.aname.focus();
		return false;	
	}

	if (document.prequalify.phone.value == ""){
		alert("Please enter Phone Number.");
		document.prequalify.phone.focus();
		return false;	
	}

	var mail_id;
	mail_id=document.prequalify.email.value;

	//validate email
	if (mail_id == "") {
		alert("Please enter proper e-Mail address.");
		document.prequalify.email.focus();
		return false;	
	}

	if (mail_id.indexOf("@") < 2){
		alert("Please enter proper e-Mail address.");
		document.prequalify.email.focus();
		return false;	
	}

	if (mail_id.indexOf(".") == -1){
		alert("Please enter proper e-Mail address.");
		document.prequalify.email.focus();
		return false;	
	}

	if ((mail_id.indexOf(".") - mail_id.indexOf("@")) < 3){
		alert("Please enter proper e-Mail address.");
		document.prequalify.email.focus();
		return false;	
	}

	return true;
}	

function validateOnlineForm() {
	//validate name
	if (document.online.name.value == ""){
		alert("Please enter Resident Name.");
		document.online.name.focus();
		return false;	
	}

	if (document.online.anumber.value == ""){
		alert("Please enter Apartment Number.");
		document.online.anumber.focus();
		return false;	
	}

	if (document.online.pnumber.value == ""){
		alert("Please enter Phone Number.");
		document.online.pnumber.focus();
		return false;	
	}

	var mail_id;
	mail_id=document.online.email.value;

	//validate email
	if (mail_id == "") {
		alert("Please enter proper e-Mail address.");
		document.online.email.focus();
		return false;	
	}

	if (mail_id.indexOf("@") < 2){
		alert("Please enter proper e-Mail address.");
		document.online.email.focus();
		return false;	
	}

	if (mail_id.indexOf(".") == -1){
		alert("Please enter proper e-Mail address.");
		document.online.email.focus();
		return false;	
	}

	if ((mail_id.indexOf(".") - mail_id.indexOf("@")) < 3){
		alert("Please enter proper e-Mail address.");
		document.online.email.focus();
		return false;	
	}

	if (document.online.describe.value == ""){
		alert("Please enter your maintenance request.");
		document.online.describe.focus();
		return false;	
	}

	return true;
}	
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