//WM+TEAM 
//Diseño Web: Jorge Luis Suárez Rodríguez 
//Programación: Antonio Martínez Rodríguez 
//Programación: Nizar Khalife
//Programación: Glorialis de Jesus
//Producción: Javier Rivera Burgos
//
//©2006-2008 Universidad de Puerto Rico, Recinto de Río Piedras  de la UPR, Derechos Reservados


// CODIGO DE DROPDOWN
	  $(document).ready(function(){
			$("#menu li").hover(
				function(){ $("ul", this).fadeIn("fast"); }, 
				function() { } 
			);
	  	if (document.all) {
				$("#menu li").hoverClass ("sfHover");
			}
	  });
	  
		$.fn.hoverClass = function(c) {
			return this.each(function(){
				$(this).hover( 
					function() { $(this).addClass(c);  },
					function() { $(this).removeClass(c); }
				);
			});
		};	  
		
// CODIGO DE ALERTAS	
		$(document).ready(function() {
  $('#recordatorio-toggle').click(function() {
    $('#recordatorio').toggle('slow');
    return false;
  });
   $('#alerta-toggle').click(function() {
    $('#alerta').toggle('slow');
    return false;
  });
   $('#atencion-toggle').click(function() {
    $('#atencion').toggle('slow');
    return false;
  });
});
		
		// CODIGO DE NOTIFICACIONES	
		$(document).ready(function() {
	$('#dtaa').hide();
	$('#security').hide();
  $('#dtaa-toggle').click(function() {
    $('#dtaa').slideToggle('slow');
    return false;
  });
   $('#security-toggle').click(function() {
    $('#security').slideToggle('slow');
    return false;
  });
});

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

// CODIGO DETABBING
$(document).ready(function(){
  
  // Set up a listener so that when anything with a class of 'tab' 
  // is clicked, this function is run.
	$('.tab').click(function () {

	  // Remove the 'active' class from the active tab.
	  $('#tabs_container > .tabs > li.active').removeClass('active');
	  
	  // Add the 'active' class to the clicked tab.
    $(this).parent().addClass('active');
    
    // Remove the 'tab_contents_active' class from the visible tab contents.
    $('#tabs_container > .tab_contents_container > div.tab_contents_active').removeClass('tab_contents_active');
    
    // Add the 'tab_contents_active' class to the associated tab contents.
    $(this.rel).addClass('tab_contents_active');
    
  });
});

// CODIGO DE TAMANO DE TIPOGRAFIA

$(document).ready(function(){
  // Reset Font Size
  var originalFontSize = $('html').css('font-size');
  $(".resetFont").click(function(){
  $('html').css('font-size', originalFontSize);
  });
  // Increase Font Size
  $(".increaseFont").click(function(){
  	var currentFontSize = $('html').css('font-size');
 	var currentFontSizeNum = parseFloat(currentFontSize, 10);
    var newFontSize = currentFontSizeNum*1.05;
	$('html').css('font-size', newFontSize);
	return false;
  });
  // Decrease Font Size
  $(".decreaseFont").click(function(){
  	var currentFontSize = $('html').css('font-size');
 	var currentFontSizeNum = parseFloat(currentFontSize, 10);
    var newFontSize = currentFontSizeNum*0.8;
	$('html').css('font-size', newFontSize);
	return false;
  });
});

//CODIGO DE VERSION IMPRIMIBLE

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

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;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

// CODIGO DE MIUPI
		$(document).ready(function() {
	$('#miupi').hide();
  $('#miupi_activator').click(function() {
    $('#miupi').slideToggle(800);
    return false;
  });
});
		
// CODIGO DE INSTRUCCIONES DE SELECCION DE CURSOS
		$(document).ready(function() {
	$('#instrucciones').hide();
  $('#instrucciones_activator').click(function() {
    $('#instrucciones').slideToggle(2000);
    return false;
  });
});

//CODIGO ADS ACTIVATOR

	   $(document).ready(
				function(){
					
					$('.ads').innerfade({
						speed: 1000,
						timeout: 6000,
						type: 'random_start',
						containerheight: '35px'
					});
					

			});
	  
// CODIGO ADS FADER

/* =========================================================

// jquery.innerfade.js

// Datum: 2008-02-14
// Firma: Medienfreunde Hofmann & Baldes GbR
// Author: Torsten Baldes
// Mail: t.baldes@medienfreunde.com
// Web: http://medienfreunde.com

// based on the work of Matt Oakes http://portfolio.gizone.co.uk/applications/slideshow/
// and Ralf S. Engelschall http://trainofthoughts.org/

 *
 *  <ul id="news"> 
 *      <li>content 1</li>
 *      <li>content 2</li>
 *      <li>content 3</li>
 *  </ul>
 *  
 *  $('#news').innerfade({ 
 *	  animationtype: Type of animation 'fade' or 'slide' (Default: 'fade'), 
 *	  speed: Fading-/Sliding-Speed in milliseconds or keywords (slow, normal or fast) (Default: 'normal'), 
 *	  timeout: Time between the fades in milliseconds (Default: '2000'), 
 *	  type: Type of slideshow: 'sequence', 'random' or 'random_start' (Default: 'sequence'), 
 * 		containerheight: Height of the containing element in any css-height-value (Default: 'auto'),
 *	  runningclass: CSS-Class which the container get’s applied (Default: 'innerfade'),
 *	  children: optional children selector (Default: null)
 *  }); 
 *

// ========================================================= */


(function($) {

    $.fn.innerfade = function(options) {
        return this.each(function() {   
            $.innerfade(this, options);
        });
    };

    $.innerfade = function(container, options) {
        var settings = {
        		'animationtype':    'fade',
            'speed':            'normal',
            'type':             'sequence',
            'timeout':          2000,
            'containerheight':  'auto',
            'runningclass':     'innerfade',
            'children':         null
        };
        if (options)
            $.extend(settings, options);
        if (settings.children === null)
            var elements = $(container).children();
        else
            var elements = $(container).children(settings.children);
        if (elements.length > 1) {
            $(container).css('position', 'relative').css('height', settings.containerheight).addClass(settings.runningclass);
            for (var i = 0; i < elements.length; i++) {
                $(elements[i]).css('z-index', String(elements.length-i)).css('position', 'absolute').hide();
            };
            if (settings.type == "sequence") {
                setTimeout(function() {
                    $.innerfade.next(elements, settings, 1, 0);
                }, settings.timeout);
                $(elements[0]).show();
            } else if (settings.type == "random") {
            		var last = Math.floor ( Math.random () * ( elements.length ) );
                setTimeout(function() {
                    do { 
												current = Math.floor ( Math.random ( ) * ( elements.length ) );
										} while (last == current );             
										$.innerfade.next(elements, settings, current, last);
                }, settings.timeout);
                $(elements[last]).show();
						} else if ( settings.type == 'random_start' ) {
								settings.type = 'sequence';
								var current = Math.floor ( Math.random () * ( elements.length ) );
								setTimeout(function(){
									$.innerfade.next(elements, settings, (current + 1) %  elements.length, current);
								}, settings.timeout);
								$(elements[current]).show();
						}	else {
							alert('Innerfade-Type must either be \'sequence\', \'random\' or \'random_start\'');
						}
				}
    };

    $.innerfade.next = function(elements, settings, current, last) {
        if (settings.animationtype == 'slide') {
            $(elements[last]).slideUp(settings.speed);
            $(elements[current]).slideDown(settings.speed);
        } else if (settings.animationtype == 'fade') {
            $(elements[last]).fadeOut(settings.speed);
            $(elements[current]).fadeIn(settings.speed, function() {
							removeFilter($(this)[0]);
						});
        } else
            alert('Innerfade-animationtype must either be \'slide\' or \'fade\'');
        if (settings.type == "sequence") {
            if ((current + 1) < elements.length) {
                current = current + 1;
                last = current - 1;
            } else {
                current = 0;
                last = elements.length - 1;
            }
        } else if (settings.type == "random") {
            last = current;
            while (current == last)
                current = Math.floor(Math.random() * elements.length);
        } else
            alert('Innerfade-Type must either be \'sequence\', \'random\' or \'random_start\'');
        setTimeout((function() {
            $.innerfade.next(elements, settings, current, last);
        }), settings.timeout);
    };

})(jQuery);

// **** remove Opacity-Filter in ie ****
function removeFilter(element) {
	if(element.style.removeAttribute){
		element.style.removeAttribute('filter');
	}
}