switch (screen.width)
{
case 1024:
  op_code=1.5;
  break;		
case 1280:
  op_code=2;	
  break;	
default:
  op_code=1;
}
if (screen.width > 1280)  {op_code=2;};

function ShowSearch() {
if(document.getElementById('search').style.visibility != "visible"){
        document.getElementById('search').style.visibility='visible';
	}else{  document.getElementById('search').style.visibility='hidden'; }
}

function ValidateForm(){
 document.getElementById("lbl0").style.color='black';
 all_ok=true;
    for(i=1; i<=6; i++){
    name1="txt"+i;
    name2="lbl"+i;
    document.getElementById(name2).style.color='#333399';
    if(document.getElementById(name1).value == "") {   document.getElementById(name2).style.color='red'; all_ok=false;}
    }
 if(all_ok) { document.FrmMain.submit(); }else {document.getElementById("lbl0").style.color='red'}
}