function Body_Loaded(){
	showExamButton();
	showExam();
}
function showExamButton(){
	var objs=document.getElementById('Exam');
	var oTD=document.getElementById('TitleRight');
	if (objs){
		if (top.getShowExam()){
			oTD.innerHTML='<button class="button" onclick="top.setShowExam(false);showExamButton();showExam();">隐藏图片</button>'; 
		}else{
			oTD.innerHTML='<button class="button" onclick="top.setShowExam(true);showExamButton();showExam();" style="border:1px solid red">显示图片</button>';
		}
	}
}
function showExam(){
	var bShow=top.getShowExam();
	var sShow='';
	if (!bShow) sShow='none';
	var objs=document.getElementById('Exam');
	if (objs){
		if(typeof(Exam.length)=='number'){
			for (var i=0; i<Exam.length; i++){
				Exam[i].style.display=sShow;
			}
		}else{
			Exam.style.display=sShow;
		}
	}
}