// Form checks for Links & Partnership form

/******CheckPhoneNumber*********/
function CheckPhoneNumber(TheNumber)
{
	var valid = 1
	var GoodChars = "0123456789()-+x. "
	var i = 0
	if(TheNumber.length < 12) {
		valid = 0
	}
	for (i =0; i <= TheNumber.length -1; i++) {
	if (GoodChars.indexOf(TheNumber.charAt(i)) == -1) {
		valid = 0
		}
	}
	return valid
}
//End CheckPhoneNumber


/********CheckEmail********/
function CheckEmail(src) 
{
  var regex = /^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
  return regex.test(src);
}
//End CheckEmail

/*********CheckUrl**********/
function CheckUrl(src) 
	{
 		 var regex = /^https?:\/\/([a-zA-Z0-9]*\.)?[a-zA-Z0-9]{3,67}\.([a-zA-Z]{2,4}|[a-zA-Z]{2,3}\.[a-zA-Z]{2})?/i;
  		 var regex1 = /^https?:\/\/(((\d{1,2})|(1\d{2})|(2[0-4]\d)|(25[0-5]))\.){3}((\d{1,2})|(1\d{2})|(2[0-4]\d)|(25[0-5]))/i;
 		 if (regex.test(src)){
		 	return true;}
		else if (regex1.test(src)){
			return true;}
		else { return false;}
	
	}
//End CheckUrl

/*********CheckLength**********/
function CheckLength(src,num) 
	{
		var src_total = src.length;
		if (src_total > num) {
			return false;
		} else {
			return true;
		}
	}
//End CheckLength


/**************validateForm***************/	
function validateForm()
	{
		if (document.link_partner_form.contact_name.value =="")
			{
				alert("You must provide a Contact Name.");
				document.link_partner_form.contact_name.focus( );
				return false;
			}
		else if (document.link_partner_form.company_name.value == "") 
			{
				alert("You must provide a Company Name.");
				document.link_partner_form.company_name.focus( );
				return false;
			}
		else if (!CheckEmail(document.link_partner_form.email_address.value))
			{
	    		alert("You must provide a valid email address, in the format john@doe.com.");
	    		document.link_partner_form.email_address.focus( );
				return false;
			}
		else if ((document.link_partner_form.website.value != "") && (!CheckUrl(document.link_partner_form.website.value)))
			{
				alert("You must provide a valid url in the format http://www.website.com");
				document.link_partner_form.website.focus();
				return false;
			}
		else if ((document.link_partner_form.comments.value != "") && (!CheckLength(document.link_partner_form.comments.value,200)))
			{
				alert("Additional comments can not exceed more than 200 characters");
				document.link_partner_form.comments.focus();
				return false;
			}
		return true;
	}
//End validateForm