var pwd = "";
var z = "";

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

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

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

function newWindow(productphoto, windowname, dimensions) {
	photoWindow = window.open(productphoto, windowname, dimensions)
	photoWindow.focus()
	
}

var preloadFlag = false;

function preloadImages() {
	if (document.images) {
		
		services_over 			= newImage("/writing/newimages/services_over.gif");
		profile_over       = newImage("/newimages/profile_over.gif");
		portfolio_over        = newImage("/newimages/portfolio_over.gif");
		resources_over      = newImage("/newimages/resources_over.gif");
		contact_over         = newImage("/newimages/contact_over.gif");
		smoresbook_over         = newImage("/images/smoresbook_on.gif");
		wwrwwr_over         = newImage("/images/wwrwwr_on.gif");
		blog_over         = newImage("/images/blog_on.gif");


		
		preloadFlag = true;
	}
	
	var delim = "";
	var dirtest = document.location.pathname.split('/');
	var delim = dirtest.length > 2 ? '/' : '.';
	var directory = document.location.pathname.split(delim);
		if (dirtest.length == 3) {
		
		pwd = directory[directory.length-2]};
		
	if (dirtest.length == 4) {
	
		pwd = directory[directory.length-3]};
	
	if (pwd == "courses")   { document.services.src   = "/writing/newimages/services_over.gif" }
	if (pwd == "profile")    { document.profile.src    = "/newimages/profile_over.gif"  }
	if (pwd == "portfolio")    { document.portfolio.src    = "/newimages/portfolio_over.gif"  }
	if (pwd == "resources")    { document.resources.src    = "/newimages/resources_over.gif"  }	
	if (pwd == "contact")    { document.contact.src    = "/newimages/contact_over.gif"  }
	if (pwd == "smoresbook")    { document.smoresbook.src    = "/images/smoresbook_on.gif"  }
	if (pwd == "wwrwwr")    { document.wwrwwr.src    = "/images/wwrwwr_on.gif"  }
	if (pwd == "blog")    { document.blog.src    = "/images/blog_on.gif"  }


	var left = directory[directory.length-1];
	var x = left.length;
	var y = x - 6;
	z = left.substring(0, y);
	
	if (z == "writing_editing") { document.writing_editing.src = "/newimages/services_writing_over.gif" }
	if (z == "onlineinstruction") { document.onlineinstruction.src = "/newimages/services_online_over.gif" }
	if (z == "qa") { document.qa.src = "/newimages/services_qa_over.gif" }
	if (z == "bmw") { document.onlineinstruction.src = "/newimages/services_online_over.gif" }
	if (z == "punctuation") { document.onlineinstruction.src = "/newimages/services_online_over.gif" }
	
	var job = directory[directory.length-2];
	
	if (job == "jobs") { document.onlineinstruction.src = "/newimages/left_nav/jobopps_down.gif" }

}