// Archivo JScript


    function alertSize() {
      window.setTimeout('calcsize();', 500);
    }

    function calcsize() {
        
      var myWidth = 0, myHeight = 0;
      if( typeof( window.innerWidth ) == 'number' ) {
        //Non-IE
        myWidth = window.innerWidth;
        myHeight = window.innerHeight;
      } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
        //IE 6+ in 'standards compliant mode'
        myWidth = document.documentElement.clientWidth;
        myHeight = document.documentElement.clientHeight;
      } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
        //IE 4 compatible
        myWidth = document.body.clientWidth;
        myHeight = document.body.clientHeight;
      }
      
    //          window.alert('Width = ' + myWidth + ' Height = ' + myHeight );
        var rightcolumn = document.getElementById('rscroll');
        var leftcolumn = document.getElementById('lhead');
        var onecolumn = document.getElementById('onescroll');
        var rhead = document.getElementById('rhead');
        var lscroll = document.getElementById('lscroll');
        var onehead = document.getElementById('onehead');
        myHeight = myHeight - 196;
        if(myHeight < 250){
            myHeight = 250;
        }
        if(rightcolumn != null){rightcolumn.style.height = (myHeight - rhead.clientHeight) + "px";}
        if(leftcolumn != null){leftcolumn.style.height = (myHeight - lscroll.clientHeight) + "px";}
        if(onecolumn != null){onecolumn.style.height = (myHeight - onehead.clientHeight) + "px";}
    }

    function scrollup(id){	
        var el = document.getElementById(id);
        el.scrollTop=(el.scrollTop + 20);
    } 
    function scrolldown(id){
        var el = document.getElementById(id);
        el.scrollTop=(el.scrollTop - 20);
    }