// Engine JavaScript Document

// Adobe Imageready scripts
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		engine_notebook_01_Virgin_over = newImage("images/engine_notebook_01-Virgin_o.jpg");
		engine_notebook_01_visa_over = newImage("images/engine_notebook_01-visa_ove.jpg");
		engine_notebook_01_orange_over = newImage("images/engine_notebook_01-orange_o.jpg");
		email_over = newImage("images/email-over.jpg");
		preloadFlag = true;
	}
}


// Engine Back Button
function goback(){
      if (history.back(enginegroup.co.uk)
       {
         document.writeln("javascript:history.back(http://www.enginegroup.co.uk/index.html)");
       }
      else
       {
		 document.writeln("http://www.enginegroup.co.uk/index.html");
		   }  
}