function swap(image, over) {
	if (over) {
		document.images[image].src = document.images[image].src.replace(/_off/gi, '_over');
	} else {
		document.images[image].src = document.images[image].src.replace(/_over/gi, '_off');
	}
}

function changeClass(item, newclass) {
	var cell = document.getElementById(item);
	cell.className = newclass;
}

function preload() {
	args = preload.arguments;
	var preloaded = new Array();
	for (i=0;i<args.length;i++) {
		preloaded[i] = new Image();
		preloaded[i].src = args[i];
	}
}

function login_Validate() {
	if ( document.login_form.userId.value.length < 1 ) {
    	alert( "Please enter your user name." );
		document.login_form.userId.focus();
		return false;
	}
	if ( document.login_form.password.value.length < 1 ) {
		alert( "Please enter your password." );
		document.login_form.password.focus();
		return false;
	}
	return true;
}
// Driver Videos
function careerVideo() {
   msgWindow=window.open("http://www.maddash.net/videos/crengland", "OpenWindow","width=555,height=480,scrollbars=no"); 
} 
function roadVideo() {
   msgWindow=window.open("http://www.view-career-video.com/videos/crengland/driver", "OpenWindow","width=640,height=480,scrollbars=no"); 
} 


// this newWindow function is used by the menu.jsp and other pages.
// it can be used any time you need to pop open a new window
// just pass it the url
function newWindow( page ) {
	var popup = window.open ( page, 'other');
	popup.focus();
}