// JavaScript Document

function ObtenerWidth() {
  if( typeof( window.innerWidth ) == 'number' ) {  
    return window.innerWidth;
  } 
	else if( document.documentElement && document.documentElement.clientWidth ) {
    //IE 6+ in 'standards compliant mode'
    return  document.documentElement.clientWidth;
  } 
	else if( document.body && document.body.clientWidth  ) {
    //IE 4 compatible 
    return document.body.clientWidth;
  }
  return 0;
}

function ObtenerHeight() {
  
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
   
    return window.innerHeight;
  } 
	else if( document.documentElement && document.documentElement.clientHeight ) {
    //IE 6+ in 'standards compliant mode'
    return document.documentElement.clientHeight;
  } 
	else if( document.body && document.body.clientHeight ){
		return document.body.clientHeight;
  }
	return 0;
}