function setFontSize(size) {
	if (size>0.7) size += 0.1
	document.body.style.fontSize=size+"em";
	createCookie("fontsize",size,30);
	//alert("size: " + size);
}

function imprSelec(nombre)
{
  var ficha = document.getElementById('imprime');
  var ventimp = window.open(' ', 'popimpr');
  ventimp.document.write( ficha.innerHTML );
  ventimp.document.close();
  ventimp.print( );
  ventimp.close();
}

function loadPage() {
	var size = readCookie("fontsize");
	if (size) {
		document.body.style.fontSize=size+"em";
		createCookie("fontsize",size,30);
	}
	//alert("carga pagina\n fuente " + fs);

	/* ventana lanzada centramos*/
	if (opener)
	{
		opener.focus();
		if (document.body.offsetWidth) 	
			eval('moveTo((screen.width-document.body.offsetWidth)/2,(screen.height-document.body.offsetHeight)/2)');
		else 
			if (moveTo)
				eval('moveTo(screen.width/2-275,screen.height/2-250)');
		focus();
	}

	/* formulario posicionamos en el primer campo de texto */
	if (document.forms.Form1)
	{
		var f = document.forms.Form1;

		for (var i=f.length-1;i>=0;i--) 
			if (f[i].type=="text") f[i].focus();
	}
}

window.onload=loadPage;
/* MM ******************************************************************* */
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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_swapimageRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/* mostrar ocultar capas ************************************************ */
function ShowHide() {
	f='Layer1';
	//alert(document.getElementById(f).style.visibility);
	switch(document.getElementById(f).style.visibility) 
	{
		case("hidden"): 
			//alert('hidden');
		  document.getElementById(f).style.visibility = "visible";
		break
		case('visible'): 
			//alert('visible');
		  document.getElementById(f).style.visibility = "hidden";
		break
		}
	//document.getElementById(f).style.visibility = "hidden";
	}

function Hide() {
	f='Layer1';
	//alert(f);
	document.getElementById(f).style.visibility = "hidden";
}

/* manejar cookies ****************************************************** */
function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}