// Oculta los div por class

document.getElementsByClassName = function(cl) 
{
	var retnode = [];
	var myclass = new RegExp('\\b'+cl+'\\b');
	var elem = this.getElementsByTagName('*');
	for (var i = 0; i < elem.length; i++) 
	{
		var classes = elem[i].className;
		if (myclass.test(classes)) retnode.push(elem[i]);
	}
	return retnode;
};

function subShowHide(check, cl)
{
	var lays = document.getElementsByClassName(cl);
	for (var i = 0 ; i < lays.length ; i++)
	{
		if (check.checked)
			lays[i].style.display = '';
		else
			lays[i].style.display = 'none';
	}
}

function todoPrendido()
{
    // esto es a lo bruto .. un parche tamaņo baņo
	document.getElementById("bt1").checked=true;
    document.getElementById("bt2").checked=true;
    document.getElementById("bt3").checked=true;
    document.getElementById("bt4").checked=true;
    document.getElementById("bt5").checked=true;
    document.getElementById("bt6").checked=true;
	//
	document.getElementById("t1").style.display = '';
	document.getElementById("t2").style.display = '';
	document.getElementById("t3").style.display = '';
	document.getElementById("t4").style.display = '';
	document.getElementById("t5").style.display = '';
	document.getElementById("t6").style.display = '';
	document.getElementById("t7").style.display = '';
	document.getElementById("t8").style.display = '';
	document.getElementById("t9").style.display = '';
	document.getElementById("t10").style.display = '';
	document.getElementById("t11").style.display = '';
	document.getElementById("t12").style.display = '';
	document.getElementById("t13").style.display = '';
	document.getElementById("t14").style.display = '';
	document.getElementById("t15").style.display = '';
	document.getElementById("t16").style.display = '';
	document.getElementById("t17").style.display = '';
	document.getElementById("t18").style.display = '';
	document.getElementById("t19").style.display = '';
	document.getElementById("t20").style.display = '';
	document.getElementById("t21").style.display = '';
	document.getElementById("t22").style.display = '';
}

// lo saque de http://rumkin.com/tools/mailto_encoder/encode.php
ML="ndfuc@rzg/i>lh\"a.te< o:m=";
MI="C?D=6B2H>G?:<AEF<?36B?0E@B01B:7?58G?:<@4EG>;<?36B?0E@B01B:7?58G?:<@4EGC9?;";
lalalaujulalalalaal="";
for(j=0;j<MI.length;j++){
lalalaujulalalalaal+=ML.charAt(MI.charCodeAt(j)-48);
}