var tags = new Array( 'td','tr','p','b','strong','emphasis','a','h1','h2','pre','sub','sup','i','th','cp','ul','ol','li','dt','dd','label');
var pixelArray = new Array('11','12','13');
var pixelArray2 = new Array('17','20','22');	// usado para los tags h3
var pixelArray3 = new Array('10','12','14');	// usado para los tags h6
var emArray =  new Array('1','1.1','1.2');
var initSize = 2;
var ie = (navigator.appName=='Microsoft Internet Explorer');


function fontSizer(inc,unit) {
	if (!document.getElementById) 
		return;
	var size = initSize;
		size += inc;
	if (size < 0 ) {
		size = 0;
	}
	if (size > 2 ) {
		size = 2;
	}
	initSize = size;
	getBody = document.getElementsByTagName('body')[0];
	for (i = 0 ; i < tags.length ; i++ ) {
		getallTags = getBody.getElementsByTagName(tags[i]);
		for (k = 0 ; k < getallTags.length ; k++) 
		    getallTags[k].style.fontSize = (unit=='px') ? 
			pixelArray[size]+unit: emArray[size]+unit;
		}
	
	unit = 'px';
	getallTags = getBody.getElementsByTagName('h3');
	for (k = 0 ; k < getallTags.length ; k++) 
		getallTags[k].style.fontSize = (unit=='px') ? pixelArray2[size]+unit: emArray[size]+unit;
		
	getallTags = getBody.getElementsByTagName('h6');
	for (k = 0 ; k < getallTags.length ; k++) 
		getallTags[k].style.fontSize = (unit=='px') ? pixelArray3[size]+unit: emArray[size]+unit;
		
	getallTags = getBody.getElementsByTagName('table');
	for (k = 0 ; k < getallTags.length ; k++)
		getallTags[k].style.fontSize = (unit=='px') ? pixelArray[size]+unit: emArray[size]+unit;
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function ventanaSecundaria (URL) { 	
	window.open (URL, 'ventana', "width=300, height=250, scrollbars=no, menubar=no, location=no, resizable=no") 
}

function ventanaSecundaria2 (URL) { 	
	window.open (URL, 'ventana', "width=700, height=600, scrollbars=no, menubar=no, location=no, resizable=no") 
}
function ponerFecha(mydoc){
	//alert('entra-');
	Stamp = new Date();
	year = Stamp.getYear();
	if (year < 2000) year = 1900 + year;
	
	var Hours;
	var Mins;
	var Time;
	
	Hours = 0;
	Hours = Stamp.getHours();
	/*if (Hours > 12) {
		Hours -= 12;
	}
	if (Hours == 0) {
		Hours = 12;
	}*/
	Mins = 0;
	Mins = Stamp.getMinutes();
	if (Mins < 10) {
		Mins = "0" + Mins;
	}
	strHora=  Hours + ":" + Mins ;
	strfecha= Stamp.getDate()+"/"+(Stamp.getMonth() + 1)+ "/"+ year ;
	
	//mydoc.getElementById('fecha').innerHTML = strHora+"-"+strfecha;
	mydoc.getElementById('fecha').innerHTML = "<img src=\"../htmlFiles/img/reloj.gif\">"+ strHora+"&nbsp;<img src=\"../htmlFiles/img/dia.gif\">"+strfecha;
	//var theDocument = mydoc;
	//var t=setTimeout("ponerFecha("+mydoc+");",50000);
	
}
function redimensionar(){
	var tokenMenuIzq="menuIzquierda";
	var tokenCuerpo="centro";
	var menuIzquierdo;
	var cuerpo;
    var elementos=document.getElementsByTagName("div");
    for(i=0;i<elementos.length;i++){
		if(elementos[i].className==tokenMenuIzq || 
		   elementos[i].id==tokenMenuIzq){menuIzquierdo=elementos[i];}
		if(elementos[i].className==tokenCuerpo || 
		   elementos[i].id==tokenCuerpo){cuerpo=elementos[i];}
    }

    if(menuIzquierdo.offsetHeight <= cuerpo.offsetHeight){
		menuIzquierdo.style.height = cuerpo.offsetHeight+'px';
    }

    if(cuerpo.offsetHeight <= menuIzquierdo.offsetHeight){
            cuerpo.style.height = menuIzquierdo.offsetHeight+'px';
    }
}