ImgArray=new Array("_image/yellow_star.gif","_image/black_star.gif");
ArrayIndex=0;
function SS_SwapImages() {
	ImageTimer=setInterval("SS_SetImages()",400)
}
function SS_SetImages() {
	document.getElementById("SwapImgId").src = ImgArray[ArrayIndex];
	ArrayIndex=(ArrayIndex+1)%ImgArray.length;
}