(function($){
	/*
	 * setFixViewPort
	 *  automatically set the view port.
	 * @width viewport:device-width
	 */
	$.setFixViewPort = function(width){
		var portraitWidth,landscapeWidth;
		var win = $(window);
		var ua = window.navigator.userAgent;
		
		var onResize = function(){
			if(Math.abs(window.orientation) === 0){
				if(/Android/.test(ua)){
					if(!portraitWidth) portraitWidth = win.width();
				}else{
					portraitWidth = win.width();
				}
				$("html").css("zoom" , portraitWidth/width );
			}else{
				if(/Android/.test(ua)){
					if(!landscapeWidth) landscapeWidth=win.width();
				}else{
					landscapeWidth=win.width();
				}
				$("html").css("zoom" , landscapeWidth/width );
			}
		};
		win.bind("resize",onResize);
		onResize();
	};
	
	/*
	 * hideLocationBar
	 * 
	 */
	$.hideLocationBar = function(){
		$.event.add(window,"load",function(){
			scrollTo(0,1);
		});
	};
	
	$.setFixViewPort(320);
	$.hideLocationBar();
	
})(jQuery);