// JavaScript Document
/***********************************************************************************
*	(c) Firecast Web Solutions 2003 version 1.01 28 February 2003	          *
*	For info write to info@firecast.co.uk		          *
*	You may remove all comments for faster loading	          *		
***********************************************************************************/
function validateReply(form)
{ 
	if ((form.txt_firstname.value=="" || form.txt_firstname.value=="enter firstname")){
		alert("Please enter your first name.")
		form.txt_firstname.focus()
		return false;
	}
	if ((form.txt_surname.value=="" || form.txt_surname.value=="enter surname")){
		alert("Please enter your surname.")
		form.txt_surname.focus()
		return false;
	}
	if ((form.txt_premise_name.value=="" || form.txt_premise_name.value=="enter your premise name")){
		alert("Please enter your premise name.")
		form.txt_premise_name.focus()
		return false;
	}
	if ((form.txt_business_address.value=="" || form.txt_business_address.value=="enter your business address")){
		alert("Please enter your business address.")
		form.txt_business_address.focus()
		return false;
	}
	if ((form.txt_tel.value=="" || form.txt_tel.value=="enter telephone")){
		alert("Please select your telephone number.")
		form.txt_tel.focus()
		return false;
	}
	if ((form.txt_email.value==null)||(form.txt_email.value=="")){
		alert("Please enter your email address.");
		form.txt_email.focus()
		return false;
	}
	else if (echeck(form.txt_email.value)==false){
		form.txt_email.value=""
		form.txt_email.focus()
		return false;
	}
	if ((form.txt_improvements.value=="" || form.txt_improvements.value=="enter the improvements you have made")){
		alert("Please list the improvments that you have made.")
		form.txt_improvements.focus()
		return false;
	}
}

//email validation function, called from within above validateForm function
function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("The E-mail that you have entered is not valid")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("The E-mail that you have entered is not valid")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("The E-mail that you have entered is not valid")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("The E-mail that you have entered is not valid")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("The E-mail that you have entered is not valid")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("The E-mail that you have entered is not valid")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("The E-mail that you have entered is not valid")
		    return false
		 }
		 return true					
}

function validate_radio(obj){
	chk_cnt = 0;
	if(obj.length > 0){
		for (var i=0; i < obj.length; i++){
			if (obj[i].checked){
				chk_cnt ++;			
			}
		}
	}else{
		chk_cnt = 1;
	}
return chk_cnt;
}