// JavaScript Document
function Hide(sp) {
	var x = document.getElementById(sp);
	if (x!=null) {
		x.style.display = 'none';
	}
}
function Show(sp) {
	var x = document.getElementById(sp);
	if (x!=null) {
		x.style.display = 'inline';
	}
}
function Hint(el,msg) {
	if ((el.value == '' && msg > '') || (msg == '')) {
		el.value = msg;
	}
}

function _Numbers(iObj)
{
    var i, pStr;
	var strValidChars = "0123456789";
	pStr = iObj.value;
	
    for (i = 0; i < pStr.length; i++)
    {
        var c = pStr.charAt(i);
		
		if(strValidChars.indexOf(c) < 0)  
		{	
			window.alert("Please use numeric characters only");
			iObj.value = pStr.substring(0,i)
			iObj.focus();
			return;
		}
    }
}
function isTelephoneNum(pStr)
{
    var i;
	var j = pStr;
	var strValidChars = "0123456789+()-. ";
	pStr = j.replace(/ +/g,'');	
	
    for (i = 0; i < pStr.length; i++)
    {
        var c = pStr.charAt(i);
		
		if(strValidChars.indexOf(c) < 0)  
		{	return false;
		}
    }
	return true;
}

function isName(pStr)
{
	var nameexp = /^([a-z,']+\s*\-*)+$/i;
	
	return( nameexp.test(pStr) );
}

function isEmail(pStr)
{
	var objText=pStr;
	var reg01 = /(@.*@)|(\.\.)|(@\.)|\,|\;|\\|\!|\%|\$|\&|\*|\(|\)|\=|\s|\'|\"|(\.@)|(^\.)/;   // not valid
	var reg02 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/; // is valid
		
	return( (!reg01.test(objText) && reg02.test(objText)) );	
}


function Subscribe() {
	var focusobj;
	with (document.frmNewsletter) {
		email.style.color = '#000000';
		title.style.color = '#000000';
		firstname.style.color = '#000000';
		surname.style.color = '#000000';
		company.style.color = '#000000';
		jobtitle.style.color = '#000000';
		country.style.color = '#000000';
		
		if (email.value.length==0 || email.value == 'Email Address' || (!isEmail(email.value))) {
			email.style.color = 'red';
			if (! focusobj) focusobj = email;
		}
		if (title.value.length==0 || title.value == 'Title') {
			title.style.color = 'red';
			if (! focusobj) focusobj = title;
		}
		if (firstname.value.length==0 || firstname.value == 'First Name') {
			firstname.style.color = 'red';
			if (! focusobj) focusobj = firstname;
		}
		if (surname.value.length==0 || surname.value == 'Surname') {
			surname.style.color = 'red';
			if (! focusobj) focusobj = surname;
		}
		if (company.value.length==0 || company.value == 'Company') {
			company.style.color = 'red';
			if (! focusobj) focusobj = company;
		}
		if (jobtitle.value.length==0 || jobtitle.value == 'Job Title') {
			jobtitle.style.color = 'red';
			if (! focusobj) focusobj = jobtitle;
		}
		if (country.value.length==0 || country.value == 'Country') {
			country.style.color = 'red';
			if (! focusobj) focusobj = country;
		}
		
		
		if (! focusobj) {
			submit();
		}
	}
}



function Suggest() {
	var focusobj;
	Hide('spSug');
	Hide('spSEmail');
	with (document.frmSuggestion) {
	
		if (email.value.length==0 || (!isEmail(email.value))) {
			Show('spSEmail');
			if (! focusobj) focusobj = email;
		}
		if (suggestion.value.length==0) {
			Show('spSug');
			if (! focusobj) focusobj = suggestion;
		}
		
		if (! focusobj) {
			submit();
		}
	}
}