function f_clientWidth() {
	return f_filterResults (
		window.innerWidth ? window.innerWidth : 0,
		document.documentElement ? document.documentElement.clientWidth : 0,
		document.body ? document.body.clientWidth : 0
	);
}
function f_clientHeight() {
	return f_filterResults (
		window.innerHeight ? window.innerHeight : 0,
		document.documentElement ? document.documentElement.clientHeight : 0,
		0
		//document.body ? document.body.clientHeight : 0
	);
}
function f_scrollLeft() {
	return f_filterResults (
		window.pageXOffset ? window.pageXOffset : 0,
		document.documentElement ? document.documentElement.scrollLeft : 0,
		document.body ? document.body.scrollLeft : 0
	);
}
function f_scrollTop() {
	return f_filterResults (
		window.pageYOffset ? window.pageYOffset : 0,
		document.documentElement ? document.documentElement.scrollTop : 0,
		document.body ? document.body.scrollTop : 0
	);
}
function f_filterResults(n_win, n_docel, n_body) {
	var n_result = n_win ? n_win : 0;
	if (n_docel && (!n_result || (n_result > n_docel)))
		n_result = n_docel;
	return n_body && (!n_result || (n_result > n_body)) ? n_body : n_result;
}

function dive(op1, op2) {
  return (op1 / op2 - op1 % op2 / op2)
}

function inicia(){
var eX = dive(f_clientWidth()-1006,2); 
var tY = f_clientHeight()-10-46; 

window.open('pral.php?dX='+eX+'&dY='+tY,'_self');
}

function iniciaes(){
var eX = dive(f_clientWidth()-1006,2); 
var tY = f_clientHeight()-10-46; 

window.open('es/3.php?dX='+eX+'&dY='+tY,'_self');
}

function iniciaca(){
var eX = dive(f_clientWidth()-1006,2); 
var tY = f_clientHeight()-10-46; 

window.open('ca/3.php?dX='+eX+'&dY='+tY,'_self');
}

function iniciaen(){
var eX = dive(f_clientWidth()-1006,2); 
var tY = f_clientHeight()-10-46; 

window.open('en/3.php?dX='+eX+'&dY='+tY,'_self');
}