function clearCombo( pId )
{
	var o = document.getElementById( pId );
	if ( !o )
		return;

	// Borramos el contenido del combo
	o.options.length=0;
}


function loadCategoriesList( main_id )
{
	clearCombo( 'category' );
	clearCombo( 'make' );
	clearCombo( 'model' );
	clearCombo( 'year' );

	if ( main_id == '' )
		return false;

	var oObj;
	oObj=document.getElementById( 'category' );
	if (!oObj) return false;
	oObj.disabled=true;

	$.ajax({
		type: "GET",
		url: cHTML_ROOT + 'queries/get_category_options.php',
		data: 'mainsection='+main_id+'&allowNull=2',
		success: function(msg) {
			var oObj;
			oObj=document.getElementById( 'category' );
			if (!oObj) return false;
			oObj.disabled=false;
			oObj.innerHTML = msg;
		}
	});
}

function loadMakesList( main_id, pBy )
{
	clearCombo( 'make' );
	clearCombo( 'model' );
	clearCombo( 'year' );

	if ( main_id == '' )
		return false;

	var oObj;
	oObj=$( '#make' );
	if (!oObj) return false;
	oObj.addClass("loading");
	oObj.disabled=true;
	$.ajax({
		type: "GET",
		url: cHTML_ROOT + 'queries/get_make_options.php',
		data : 'byid='	+main_id+'&allowNull=2&by='+pBy,

		success: function(msg) {
			var oObj;
			oObj=$( '#make' );
			if (!oObj) return false;
			oObj.removeClass("loading");
			oObj.disabled=false;
			oObj.html(msg);
		}
	});
}

function updateCategoryContents( category_id ) {


	$('.sectionmenu li.active').removeClass('active');
	var new_menu_item = $('#menu_section_cat_'+category_id);
	new_menu_item.addClass('active');

	$.ajax({
		type: "GET",
		url: cHTML_ROOT + 'queries/get_category_description.php',
		data : 'category='+category_id,

		success: function(msg) {
			var oObj;
			oObj=$( '#cat_desc_container' );
			if (!oObj) return false;
			oObj.html(msg);
		}
	});
}

function loadModelsList( main_id )
{
	clearCombo( 'year' );

	if ( main_id == '' )
		return false;

	var oCat = document.getElementById('category');

	var oObj;
	oObj=$( '#model' );
	if (!oObj) return false;
	oObj.addClass("loading");
	oObj.disabled=true;
// alert(cHTML_ROOT + 'queries/get_model_options.php?mainid='+main_id+'&allowNull=2&oncategory='+oCat.value);
	$.ajax({
		type: "GET",
		url: cHTML_ROOT + 'queries/get_model_options.php',
		data : 'mainid='	+main_id+'&allowNull=2&oncategory='+oCat.value,
		success: function(msg) {
// 		alert(msg);
			var oObj;
			oObj=$( '#model' );
			if (!oObj) return false;
			oObj.removeClass("loading");
			oObj.disabled=false;
			oObj.html(msg);
		}
	});
}

function loadYearsList( main_id )
{
	if ( main_id == '' )
		return false;

	var oObj;
	oObj=$( '#year' );
	if (!oObj) return false;
	oObj.addClass("loading");
	oObj.disabled=true;

	$.ajax({
		type: "GET",
		url: cHTML_ROOT + 'queries/get_year_options.php',
		data : 'mainid='	+main_id+'&allowNull=2',

		success: function(msg) {
// 		alert(msg);
			var oObj;
			oObj=$( '#year' );
			if (!oObj) return false;
			oObj.removeClass("loading");
			oObj.disabled=false;
			oObj.html(msg);
		}
	});
}

function checkMinHeight() {
	var content = $('#content');
	if ( content.offsetHeight < 600 )
	{
// 		content.style.height = '600px';
	}
}

$(window).ready(checkMinHeight);