function goSoftware(){
  		var phone_model = "";
  		phone_model = document.getElementById("phone_model").value;
  		if(phone_model ==""){
  			return;
  		}
  	    document.frm.action = "/support/softwaremanuals/software.do";
  	    document.frm.submit();
  	}
  	//goManuals modify-
  	function goSoftwareModel(phone_model){
  		document.getElementById("phone_model").value = phone_model;
  		document.frm.action = "/support/softwaremanuals/software.do";
  		document.frm.submit();
  	}
   	function goPCstudio31(){
  	    document.frm.action = "/support/softwaremanuals/pcStudio31.do";
  	    document.frm.submit();
  	}