function validateNum(string){
    for (var i=0, output='', valid="1234567890"; i<string.length; i++)
    if (valid.indexOf(string.charAt(i)) != -1)
    output += string.charAt(i)
    return output;
} 
	
function validateAlpha(string){
    for (var i=0, output='', valid="1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ "; i<string.length; i++)
    if (valid.indexOf(string.charAt(i)) != -1)
    output += string.charAt(i)
    return output;
}
	
function validateEmail(string){
    for (var i=0, output='', valid="1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_.@+"; i<string.length; i++)
    if (valid.indexOf(string.charAt(i)) != -1)
    output += string.charAt(i)
    return output;
}


//Image Swap script
function ChangePic(img_name,img_src){
    document[img_name].src=img_src;
    }
	
function NewWindow(mypage,myname,w,h,scroll,pos){
	if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
	if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
	else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
	settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=yes,menubar=no,toolbar=no,resizable=no';
	win=window.open(mypage,myname,settings);
	}


function show_image_library(item) {
	//Popup date picker window
	vWinCal = window.open("image_library.php"+item,"browser","width=800,height=600,status=no,resizable=no");
	vWinCal.opener=self;
}

function CheckRequiredFields() {
	
	var errormessage = new String();
	// Put field checks below this point.
	
	try {
		if(WithoutContent(document.finance.forename.value))
			{ errormessage += "\n\nPlease complete your forename."; }
			
		if(WithoutContent(document.finance.surname.value))
			{ errormessage += "\n\nPlease complete your surname."; }
			
		if(WithoutContent(document.finance.phone.value))
			{ errormessage += "\n\nPlease complete your phone number."; }
			
		if(WithoutContent(document.finance.email.value))
			{ errormessage += "\n\nPlease complete your email address."; }
	
		if(WithoutContent(document.finance.dateOfBirth.value))
			{ errormessage += "\n\nPlease complete your date of birth."; }
			
		if(WithoutContent(document.finance.currentAddress.value))
			{ errormessage += "\n\nPlease complete your current address."; }
			
		if(WithoutContent(document.finance.CurrentPostcode.value))
			{ errormessage += "\n\nPlease complete your postcode."; }
			
		if(WithoutContent(document.finance.currentTimeYears.value))
			{ errormessage += "\n\nPlease complete the time in years at your current address."; }
			
		if(WithoutContent(document.finance.currentTimeMonth.value))
			{ errormessage += "\n\nPlease complete the time in months at your current address."; }
			
		if(WithoutContent(document.finance.currentPhone.value))
			{ errormessage += "\n\nPlease complete your current home phone number."; }
			
		
		if(WithoutContent(document.finance.occupationTitle.value))
			{ errormessage += "\n\nPlease complete your occupation title."; }
			
		if(WithoutContent(document.finance.occupationCompany.value))
			{ errormessage += "\n\nPlease complete the name of your current employer."; }
			
		if(WithoutContent(document.finance.occupationAddress.value))
			{ errormessage += "\n\nPlease complete your employers address."; }
			
		if(WithoutContent(document.finance.occupationPostcode.value))
			{ errormessage += "\n\nPlease complete your employers postcode."; }
			
		if(WithoutContent(document.finance.occupationPhone.value))
			{ errormessage += "\n\nPlease complete your employers phone number."; }
			
		if(WithoutContent(document.finance.occTimeYears.value))
			{ errormessage += "\n\nPlease complete the time with your current employer - years."; }
			
		if(WithoutContent(document.finance.occTimeMonth.value))
			{ errormessage += "\n\nPlease complete the time with your current employer - months."; }
				
			
		} catch (err) {
	}
		
	try {
		if(WithoutContent(document.partex.name.value))
			{ errormessage += "\n\nPlease complete your name."; }
			
		if(WithoutContent(document.partex.email.value))
			{ errormessage += "\n\nPlease complete your email address."; }
			
		if(WithoutContent(document.partex.phone.value))
			{ errormessage += "\n\nPlease complete your phone number."; }
		} catch (err) {
	}
	
	
	try {
		if(WithoutContent(document.enquire.name.value))
			{ errormessage += "\n\nPlease complete your name."; }
			
		if(WithoutContent(document.enquire.email.value))
			{ errormessage += "\n\nPlease complete your email address."; }
		} catch (err) {
	}
	
	// Put field checks above this point.
	if(errormessage.length > 2) {
		alert('NOTE:' + errormessage);
		return false;
	}
	return true;
	
}


function WithoutContent(ss) {
if(ss.length > 0) { return false; }
return true;
}

function NoneWithContent(ss) {
for(var i = 0; i < ss.length; i++) {
	if(ss[i].value.length > 0) { return false; }
	}
return true;
}

function NoneWithCheck(ss) {
for(var i = 0; i < ss.length; i++) {
	if(ss[i].checked) { return false; }
	}
return true;
}

function WithoutCheck(ss) {
if(ss.checked) { return false; }
return true;
}

function WithoutSelectionValue(ss) {
for(var i = 0; i < ss.length; i++) {
	if(ss[i].selected) {
		if(ss[i].value.length) { return false; }
		}
	}
return true;
}


function MM_preloadImages() { //v3.0
var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImgRestore() { //v3.0
var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}