/**
 * @author lilianke
 */

//鼠标滑过切换内容
function swap(objId,a,b){
	for (i=1; i<=b; i++){
		document.getElementById(objId + "_" + i).bgColor = "#659DFC";
		document.getElementById(objId + "Content_" + i).style.display = "none";
	}
	document.getElementById(objId + "_" + a).bgColor = "#8fccfb";
	document.getElementById(objId + "Content_" + a).style.display = "block";	
}