// JavaScript Document

var height;
var width=screen.width;

function position() {
	
// Posicionamos la capa 	
		
  if( typeof window.innerHeight != 'undefined' ) { // for Mozilla 
    height = window.innerHeight;	
  }
  else if( typeof document.body.clientHeight != 'undefined') { // for IE
    height = document.body.clientHeight;	
  }

  if ((width>=1000) && (height>=800)){
  document.getElementById('catalogo').style.left=(width/2)- 500 +'px';
  document.getElementById('catalogo').style.top=(height/2) - 400 +'px';  
  document.getElementById('catalogo').style.visibility='visible';
  document.getElementById('catalogo').style.display='block'; //for NetScape 
  }
  else if ((width>=1000) && (height<=800)) {
  document.getElementById('catalogo').style.left=(width/2)- 500 +'px';
  document.getElementById('catalogo').style.top= 0 +'px';  
  document.getElementById('catalogo').style.visibility='visible';
  document.getElementById('catalogo').style.display='block'; //for NetScape 
  }
  else if ((width<=1000) && (height<=800)) {
  document.getElementById('catalogo').style.left=0 +'px';
  document.getElementById('catalogo').style.top= 0 +'px';  
  document.getElementById('catalogo').style.visibility='visible';
  document.getElementById('catalogo').style.display='block'; //for NetScape 
  }  
  

} //end function position_video()