function browserWidth() {
	var myWidth = 0, myHeight = 0;
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if( document.documentElement &&
			( document.documentElement.clientWidth ||
			  document.documentElement.clientHeight ) ) {
		//IE 6+ in 'standards compliant mode'
		myWidth =
			document.documentElement.clientWidth;
		myHeight =
			document.documentElement.clientHeight;
	} else if( document.body && (
				document.body.clientWidth ||
				document.body.clientHeight ) ) {
		//IE 4 compatible
		myWidth =
			document.body.clientWidth;
		myHeight =
			document.body.clientHeight;
	}

	return myWidth;
}