var previousScreenShot = 0;

function changeScreenShot(screenShotNumber){
	if ( screenShotNumber == previousScreenShot )
		{ }
	else {
 		$("#screenShotImage").animate({ opacity: 0, }, 350 )
		.animate({ backgroundPosition: "0 -" + (screenShotNumber*245-245) + "px", }, 1 )
		.animate({ opacity: 1, }, 350 )
		;

		//$('.iphoneimage-selected').removeClass("iphoneimage-selected");
		//document.getElementById(screenShotNumber).setAttribute("class", "iphoneimage" + shotNumber + " iphoneimage-selected");

		previousScreenShot = screenShotNumber;
	}
};

function changeScreenShotNoStatus(screenShotNumber){
	if ( screenShotNumber == previousScreenShot )
		{ }
	else {
 		$("#screenShotImage").animate({ opacity: 0, }, 350 )
		.animate({ backgroundPosition: "0 -" + (screenShotNumber*255-255) + "px", }, 1 )
		.animate({ opacity: 1, }, 350 )
		;

		//$('.iphoneimage-selected').removeClass("iphoneimage-selected");
		//document.getElementById(screenShotNumber).setAttribute("class", "iphoneimage" + shotNumber + " iphoneimage-selected");

		previousScreenShot = screenShotNumber;
	}
};