/*------------- [ LOADING ] -------------*/

	Event.observe(window, 'load', function(){
		shadowEffect();
	});


function getCurrentScript() {
	
	var strPath = location.pathname;
	var arrPath = strPath.split('/');
	return currentScript = arrPath[arrPath.length-1];
	
}



// Recibe el link, el ancho y el alto.

function popup(src, wd, hg, target){

	if(wd!=null && hg!=null)

		if(target==null)

			window.open(src,'',"width="+wd+", height="+hg+", top="+(screen.height-hg)/2+", left="+(screen.width-wd)/2+", toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=no, copyhistory=no");

		else

			window.open(src,target,"width="+wd+", height="+hg+", top="+(screen.height-hg)/2+", left="+(screen.width-wd)/2+", toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=no, copyhistory=no");

	else

		if(target==null)

			window.open(src);

		else

			window.open(src, target);

}



// Muestra Contenido.

// Recibe como parámetro un div.

function show(div){

	var content = document.getElementById(div);

	

	if(content.style.display == '')

		content.style.display = 'none';

	else

		content.style.display = '';

		

	return div;

}



// Funciones para desplazar valores de listas

function deleteOption(object,index){

	object.options[index] = null;

}



function addOption(object,text,value){

	var defaultSelected = true;

	var selected = true;

	var optionName = new Option(text, value, defaultSelected, selected)

	object.options[object.length] = optionName;

}



function copySelected(fromObject,toObject){

	for (var i=0, l=fromObject.options.length;i<l;i++){

		if (fromObject.options[i].selected)

			addOption(toObject,fromObject.options[i].text,fromObject.options[i].value);

	}

		

	for (var i=fromObject.options.length-1;i>-1;i--){

		if (fromObject.options[i].selected)

			deleteOption(fromObject,i);

	}

}



function copyAll(fromObject,toObject){

	for (var i=0, l=fromObject.options.length;i<l;i++){

		addOption(toObject,fromObject.options[i].text,fromObject.options[i].value);

	}

	

	for (var i=fromObject.options.length-1;i>-1;i--){

		deleteOption(fromObject,i);

	}

}



// Recorre un arreglo y concatena valores con ', ' en una cadena

function arraytostr(array){

	var str='';

	for(i=0;i<array.length;i++){

		str+=array[i].value;

		if(i+1!=array.length)

			str+=', ';

	}

	return str;

}



// Usar Calendario

function displayCalendar(field_value, form_value){

	new Ajax.Updater($$('input[name='+field_value+']')[0], '../phplib/ajaxcalendar.php', { evalScripts: true, insertion: Insertion.After, method: 'post', parameters: { mode: 1, field: field_value, form: form_value } } );

}



// Rich TextArea

function startTinyMCE(){

	tinyMCE.init( {

		mode : "textareas",

		language: "es",

		width: '100%',

		height: 320,

		plugins: "spellchecker",

		spellchecker_languages: "+Español=es",

		theme_advanced_toolbar_location: "bottom",

		theme_advanced_toolbar_align: "left",

		theme_advanced_disable: "help",

		theme_advanced_buttons1_add: "separator,fullscreen,spellchecker",

		theme_advanced_buttons2_add: "separator,removeformat,visualaid,separator,sub,sup,separator,charmap",

		theme_advanced_buttons3: "",

		content_css: "../css/tinymce.css",

		theme_advanced_blockformats : "p,h1"

	} );

}


	// Efecto adicional de Scriptaculous que genera una sombra sobre un elemento.
	// Debe ejecutarse solo cuando la libreria 'effects.js' de Scriptaculous está cargada.
	function shadowEffect(){
		if(typeof(Effect) != 'undefined'){
			Effect.Shadow = function(element){
				element = $(element);
				dimensions = element.getDimensions();

				for(cont = 1; cont <= 4; cont++){
					element.insert({ top: '<div style="z-index: -1;"></div>' });

					element.down(0).setStyle({
						background: '#000000',
						position: 'absolute',
						margin: (5 - cont) + 'px 0px 0px ' + (5 - cont) + 'px',
						width: dimensions.width + 'px',
						height: dimensions.height + 'px',
						opacity: 0.05 * cont
					});
				}
			}
		}
	}