function bkhome(){
	        var name = location.hostname;

         	if (name == "www.ftv.com.tw"){		
		    allContentBox.innerHTML ="<iframe id=\"cont\" name=\"content\" src=\"content.aspx\" frameBorder=\"0\" width=\"100%\" scrolling=\"no\"  height=\"600\"  allowTransparency></iframe>"
	          }
	          else{		
		       location.replace("http://www.ftv.com.tw")
	          }
            }