function fun(param1,param2){

 for (i=0;i<param1.length;i++){

   if((document.getElementById(param1[i]).style["visibility"])!="visible"){
     document.getElementById(param1[i]).style["visibility"]="visible";
     document.getElementById(param1[i]).style["position"]="relative";
     //document.getElementById(param1[i]).focus();
   }else{
     document.getElementById(param1[i]).style["visibility"]="hidden";
     document.getElementById(param1[i]).style["position"]="absolute";
   }
   
 }
 
 for (j=0;j<param2.length;j++){

   if((document.getElementById(param2[j]).style["visibility"])!="visible"){
     document.getElementById(param2[j]).style["visibility"]="visible";
     document.getElementById(param2[j]).style["position"]="relative";
     //document.getElementById(param2[j]).focus();
   }else{
     document.getElementById(param2[j]).style["visibility"]="hidden";
     document.getElementById(param2[j]).style["position"]="absolute";
   }

 }

}