function reverseDisplay(id){
	var obj=document.getElementById(id);
	if(obj.style.display=='none') obj.style.display='block';
	else{
		obj.style.display='none';
	}
}

// 隐藏某些内容
function reverseDisplay2(id){
	var sub_div_obj	 = document.getElementById('sub_div_'+id);
	var main_img_obj = document.getElementById('main_img_'+id);
	if(sub_div_obj.style.display == "block"){
		sub_div_obj.style.display = "none";
		main_img_obj.className = "up";
	}else{
		sub_div_obj.style.display = "block";
		main_img_obj.className = "down";
	}
}

// Set Article Font Size 字体大小选择
function setFontSize(pt){
  try{
    var t=document.getElementById("textboxContent");
    if(t){
      t.style.fontSize=pt+"px";
    }
  }catch(e){}
}

// input
function cmPromptTextOnFocus(a){
	a.value="";
}