function isBlank(s) {
	for (i=0;i<s.length;i++) {
		if (s.charAt(i) !=" ") {
			return false;
		}
	}
	return true;
}
function validate(f) {
	if (isBlank(f.company.value)) {
		alert("Please Enter Company Name.");
		f.company.select();
		f.company.focus();
		return false;
	}
	if (isBlank(f.website.value)) {
		alert("Please Enter Website Name.");
		f.website.select();
		f.website.focus();
		return false;
	}
	var v = new RegExp(); 
    v.compile("^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$"); 
    if (!v.test(f["website"].value)) { 
        alert("You must supply a valid URL."); 
		f.website.select();
		f.website.focus();
        return false; 
    } 
	if (isBlank(f.fname.value)) {
		alert("Please Enter First Name.");
		f.fname.select();
		f.fname.focus();
		return false;
	}
	if (isBlank(f.email.value)) {
		alert("Please enter Email ID.");
		f.email.select();
		f.email.focus();
		return false;
	}
   	var email=f.email.value;
	if (email.indexOf("@")<1 || email.length<7 || email.indexOf(".") < 1)	{
		alert("Invalid Email address.");
		f.email.select();
		f.email.focus();
		return false;
	}
    if (f.content.selectedIndex<1){
		alert("Please select the Campaign Content.");
		f.content.focus();
		return false;
	}
   if (f.campaign.selectedIndex<1){
		alert("Please select the Campaign.");
		f.campaign.focus();
		return false;
	}
    if (f.method.selectedIndex<1) {
		alert("Please select the Campaign Method.");
		f.method.focus();
		return false;
	}
	if (f.budget.selectedIndex<1) {
		alert("Please select the Daily Budget.");
		f.budget.focus();
		return false;
	}
	if (f.payment.selectedIndex<1) {
		alert("Please select the Payment Mode.");
		f.payment.focus();
		return false;
	}
	if (isBlank(f.add.value)) {
		alert("Please Enter Address.");
		f.add.select();
		f.add.focus();
		return false;
	}
	if (isBlank(f.city.value)) {
		alert("Please Enter City Name.");
		f.city.select();
		f.city.focus();
		return false;
	}
	if (isBlank(f.state.value)) {
		alert("Please Enter State Name.");
		f.state.select();
		f.state.focus();
		return false;
	}
	if (f.country.selectedIndex<1) {
		alert("Please select the Country.");
		f.country.focus();
		return false;
	}
	 if (isBlank(f.ph.value)) {
		alert("Please Enter Contact Number.");
		f.ph.select();
		f.ph.focus();
		return false;
	}
	 if (isBlank(f.security_code.value)) {
		alert("Please Enter Image Text.");
		f.security_code.select();
		f.security_code.focus();
		return false;
	}	
if(!f.ok.checked) {
		alert("Please accept the above terms and conditions.");
		f.ok.focus();
		return false;
	}
}