// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults

// Habilita o deshabilita cualquier formulario
// que haga una petición Ajax
Ajax.Responders.register({
 onCreate: function() {
    if (Ajax.activeRequestCount > 0)
      Element.show('form-indicator');
 },
 onComplete: function() {
    if (Ajax.activeRequestCount == 0)
      Element.hide('form-indicator');
 }
 });

function update_select_options( target, opts_array, clear_select_list ) {

    if( $(target).type.match("select" ) ){ // Confirm the target is a select box

        // Remove existing options from the target and the clear_select_list
        clear_select_list[clear_select_list.length] = target // Include the target in the clear list

        for( k=0;k < clear_select_list.length;k++){
            obj = $(clear_select_list[k]);
            if( obj.type.match("select") ){
                len = obj.childNodes.length;
                for( var i=0;i < len;i++){obj.removeChild(obj.firstChild);}
            }
        }

        // Populate the new options
        for(i=0;i < opts_array.length;i++){
            o = document.createElement( "option" );
            o.appendChild( document.createTextNode( opts_array[i][0] ) );
            o.setAttribute( "value", opts_array[i][1] );
            obj.appendChild(o);
        }
    }
}


		function getWindowHeight() {
			var windowHeight = 0;
			if (typeof(window.innerHeight) == 'number') {
				windowHeight = window.innerHeight;
			}
			else {
				if (document.documentElement && document.documentElement.clientHeight) {
					windowHeight = document.documentElement.clientHeight;
				}
				else {
					if (document.body && document.body.clientHeight) {
						windowHeight = document.body.clientHeight;
					}
				}
			}
			return windowHeight;
		}
		function setFooter() {
			if (document.getElementById) {
				var windowHeight = getWindowHeight();
				if (windowHeight > 0) {
					var contentHeight = document.getElementById('container').offsetHeight;
					var footerElement = document.getElementById('footer');
					var footerHeight  = footerElement.offsetHeight;
					if (windowHeight - (contentHeight + footerHeight) >= 0) {
						footerElement.style.position = 'relative';
						footerElement.style.top = (windowHeight - (contentHeight + footerHeight)) + 'px';
					}
					else {
						footerElement.style.position = 'static';
					}
				}
			}
		}
		window.onload = function() {
			setFooter();
		}
		window.onresize = function() {
			setFooter();
		}