function changevalue(drop,val)
	{
		document.getElementById(drop).innerHTML=val
	}
function hide(h)
	{
		document.getElementById(h).style.display='none'
	}
function show(h)
	{
	    		document.getElementById(h).style.display='block';
}
	
function show_tab(tab,cls)
{ 
 i=1;
    while (document.getElementById("tab_"+i))
 {
 document.getElementById("tab_"+i).style.display='none'; 
 document.getElementById("cls_"+i).className='tablinks';
 i++;
 }
 document.getElementById(tab).style.display='block';
 document.getElementById(cls).className='sel_tablinks';
}


function valesc() {
document.getElementById('subscribe').style.display='none';
}
function valesc1() {
    document.getElementById('subscribe1').style.display = 'none';
} 
 
 
function keyval(e)
 {
 if (navigator.appName=='Microsoft Internet Explorer')
  {
    e=window.event.keyCode //for IE
  }
  else
  {
    e=e.which;  // For Mozilla and netscape
  }  
   if (e==27) valesc();
 }
 document.onkeydown=keyval;
 
 {
 
 }
 
 
 function changevalue(drop,val)
	{
		document.getElementById(drop).innerHTML=val
	}
function hide(h)
	{
		document.getElementById(h).style.display='none'
	}
function show(h)
	{
		document.getElementById(h).style.display='block'
	}