jQuery.fn.extend({
	getWindowSize : function() {
		var winWidth = 0, winHeight = 0;
		if( typeof( window.innerWidth ) == 'number' ) {
			//Non-IE
			winWidth = window.innerWidth;
			winHeight = window.innerHeight;
		} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
			//IE 6+ in 'standards compliant mode'
			winWidth = document.documentElement.clientWidth;
			winHeight = document.documentElement.clientHeight;
		} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
			//IE 4 compatible
			winWidth = document.body.clientWidth;
			winHeight = document.body.clientHeight;
		}
		return { _x : winWidth, _y : winHeight };
	},
	
	getWindowScroll : function() {
  		var scrollX = 0, scrollY = 0;
		if( typeof( window.pageYOffset ) == 'number' ) {
			//Netscape compliant
			scrollY = window.pageYOffset;
			scrollX = window.pageXOffset;
		} else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
			//DOM compliant
			scrollY = document.body.scrollTop;
			scrollX = document.body.scrollLeft;
		} else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
			//IE6 standards compliant mode
			scrollY = document.documentElement.scrollTop;
			scrollX = document.documentElement.scrollLeft;
		}
		return { _x : scrollX, _y : scrollY };
	},
	
	fadeWindowOut : function(color) {
		
	}
});