// Creado por Fredy Gómez Todos los de rechos reservados
//búsqueda;
function buscar(forma){
    if (forma.q.value==""){
        alert("Debe escribir algo en el campo de busqueda");
        return false;
    }
}
//
function cambiaTd(elColor,elTd){
    if (document.all){
        ruta=eval("document.all."+elTd);
        ruta.background=elColor;
    }
}
function fecha(){
var d=new Date()
var weekday=new Array("Domingo","Lunes","Martes","Miércoles","Jueves","Viernes","Sábado")
var monthname=new Array("Enero","Febrero","Marzo","Abril","Mayo","Junio","Julio","Agosto","Septiembre","Octubre","Noviembre","Diciembre")
document.write(weekday[d.getDay()] + " ")
document.write(d.getDate() + " de ")
document.write(monthname[d.getMonth()] + " de ")
document.write(d.getFullYear())
}
//-------ubica las capas
function Point(x,y) {  this.x = x; this.y = y; }
mouseLocation = new Point(-500,-500);
function getMouseLoc(e)
{
  if(!document.all)  //NS
  {
    mouseLocation.x = e.pageX;
    mouseLocation.y = e.pageY;
  }
  else               //IE
  {
    mouseLocation.x = event.x; 
    mouseLocation.y = event.y;
  }
  return true;
}
//NS init:


if(document.layers){ document.captureEvents(Event.MOUSEMOVE); document.onmousemove = getMouseLoc; }
document.onmousemove = getMouseLoc;


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_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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function test(){
  alert(mouseLocation.x+","+mouseLocation.y);
}
function moverLayer(quien,menosCuanto){
    var elLayer =  null;
    if (document.getElementById) {
        elLayer= document.getElementById(quien);
    } else if (document.all) {
        elLayer= eval("document.all."+quien);
    } else if (document.layers){
        elLayer= eval("document.layers."+quien);
    }
    if (elLayer != null) {
        if (elLayer.style) {
            elLayer.style.top=mouseLocation.y-5;
            elLayer.style.left=mouseLocation.x-menosCuanto;
        } else {
            elLayer.top=mouseLocation.y-5;
            elLayer.left=mouseLocation.x-menosCuanto;
        }
    }
    MM_showHideLayers(quien,'','show')
}

function rtrim(cadena) {
    cadena += "";
    for (var i = cadena.length -1; (i >= 0) && ((cadena.charAt(i) == ' ')); i--)
        ;
    return cadena.substring(0, i+1);
}


function ltrim(cadena) {
    cadena += "";
    for (var i = 0; (i < cadena.length) && ((cadena.charAt(i) == ' ')); i++)
        ;
    if (i == cadena.length) {
        return "";
    }
    return cadena.substring(i);
}

function trim(cadena) {
    return ltrim(rtrim(cadena));
}


function escribeTexto() {
    var value = trim(document.formaCaracter.seccion.value);
    var cadena = value.toString();

    for(var i = 0; i < value.length; i++){
        var car = cadena.charAt(i);
        if (car=="Á"){
            document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/A_tilde.gif" align="absbottom">')
            }else if (car=="É"){        
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/E_tilde.gif" align="absbottom">')
            }else if (car=="Í"){        
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/I_tilde.gif" align="absbottom">')
            }else if (car=="Ó"){        
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/O_tilde.gif" align="absbottom">')
            }else if (car=="Ú"){        
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/U_tilde.gif" align="absbottom">')
            }else if (car=="Ñ"){        
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/ENNE.gif" align="absbottom">')
            }else if (car==" "){
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/espacio.gif" align="absbottom">')
            }else if (car=="."){
                document.write('<IMG name=punto src="http://www.upb.edu.co/img/alfabeto/punto.gif" align="absbottom">')
            }else{
                document.write('<IMG name="+car+" src="http://www.upb.edu.co/img/alfabeto/'+car+'.gif" align="absbottom">')
            }
        }

}