//**************************Safari Navigation Div Modification**********************	
		
	function onSafari() {
		var version = navigator.userAgent;
		var position = version.indexOf("Safari");
		if(position > -1) {
		document.getElementById("mainNav").style.position="relative";
		} 
		}
	
//***********************************************************************************

	function mod3col() {
		if (navigator.appName == "Microsoft Internet Explorer") {
		document.getElementById("headingLayer").style.marginBottom="20px";
		document.getElementById("navList").style.marginLeft="20px";
		document.getElementById("navList").style.marginTop="0px";
		}
		}

//********************************************************email*******************************
	function email() {
	var address = "nigel[at]photoisca[dot]co[dot]uk";
	var form = document.getElementById("enquiry");
	var modified = address.replace(/\[at]/gi, "@");
	
	newMail = modified.replace(/\[dot]/gi, ".");
	
	var msg = "mailto:" + newMail;
	
	var mailer = form.setAttribute("action", msg);
	}