function switchBox(n){
	var len=4;//$("#outbox").children(".trainingTab").length;
	//document.getElementById("outbox").childNodes.length;
	for(i=0;i<len;i++){
		document.getElementById("SWBox_"+i).style.display=(i==n)?"block":"none";
		document.getElementById("BTN_"+i).style.backgroundColor=(i==n)?"#FFFFFF":"transparent";
		document.getElementById("BTN_"+i).style.color=(i==n)?"#FF9933":"#666666";
		document.getElementById("BTN_"+i).style.fontWeight=(i==n)?"bold":"normal";
	}
}


function Tab_box(n){
    //tab¸öÊý
	var len=3;
	for(i=1;i<=len;i++){
		document.getElementById("tabox_"+i).style.display=(i==n)?"block":"none";
		document.getElementById("tab_head_"+i).style.background=(i==n)?"url(images/lab_down.gif)":"url(../service/images/lab_up.gif)";
		document.getElementById("tab_head_"+i).style.color=(i==n)?"#FF9933":"#666666";
		document.getElementById("tab_head_"+i).style.fontWeight=(i==n)?"bold":"normal";
	}
}