function keyDown(e) {
	if (document.all)
	{ // Explorer

	  if ( (event.keyCode == 13) && (document.loginForm.l.value.length > 0) )  {
      	    document.loginForm.submit();
	  }
	}
	else
	{ // Netscape
	  if ( (e.which == 13) )
	  {

     	    document.loginForm.submit();
 	  }
 	}
 }
document.onkeydown = keyDown


function Mostra(evnt,idCapa)
{
	
if (evnt.pageY){
	document.getElementById(idCapa).style.top = evnt.pageY;
}else if (evnt.clientY){
   document.getElementById(idCapa).style.top = evnt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop :  document.body.scrollTop);
}

if (evnt.pageX){
	document.getElementById(idCapa).style.left = evnt.pageX;
}else if (evnt.clientX){
   document.getElementById(idCapa).style.left = evnt.clientX + (document.documentElement.scrollLeft ? document.documentElement.scrollLeft :  document.body.scrollLeft);
}

document.getElementById(idCapa).style.visibility='visible';

}

function Oculta(idCapa)
{
	document.getElementById(idCapa).style.visibility='hidden';
}

function putFont(sizeper){
fontByTag('a',sizeper);
fontByTag('p',sizeper);
fontByTag('span',sizeper);
fontByTag('td',sizeper);
fontByTag('div',sizeper);
}


function fontByTag (tag,size) {
	var divElements = document.getElementsByTagName(tag); 
	for (i=0;i<divElements.length;i++){
		obj=divElements[i];
		if (obj.style.fontSize==""){
			obj.style.fontSize="100%";
		}	
		valor=12+size;
		obj.style.fontSize=valor+"px";
		if(size==0){
		obj.style.fontSize="";
		}
	}		
}