/*adiciona código ao evento onload*/
/*---------------------------------------------------------------------*/
var window_Onload='';
//Adiciona evento ao onload
function execOnload(code){
	var sOnload = window_Onload;
	var posAbreChaves = sOnload.indexOf('{');
	sOnload = sOnload + '\n' + code;	
	window_Onload = sOnload;
}
window.onload = new Function('if (window_Onload!=""){eval(window_Onload);}');
	
/*---------------------------------------------------------------------*/

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesTopo() {
	if (document.images && (preloadFlagTopo == true)) {
		for (var i=0; i<changeImagesTopo.arguments.length; i+=2) {
			src=document[changeImagesTopo.arguments[i]].src = changeImagesTopo.arguments[i+1];
		}
	}
	sinalizaMenuTopoAtual();
}

var preloadFlagTopo = false;
function preloadImagesMenuTopo() {
	if (document.images) {
		//Suporte
		suporte_02_over = newImage("/in/images/suporte_02-over.gif");
		suporte_03_over = newImage("/in/images/suporte_03-over.gif");
		suporte_04_over = newImage("/in/images/suporte_04-over.gif");
		suporte_05_over = newImage("/in/images/suporte_05-over.gif");
		suporte_06_over = newImage("/in/images/suporte_06-over.gif");
		suporte_07_over = newImage("/in/images/suporte_07-over.gif");

		//Institucional
		institutional_02_over = newImage("/in/images/institutional_02-over.gif");
		institutional_03_over = newImage("/in/images/institutional_03-over.gif");
		institutional_04_over = newImage("/in/images/institutional_04-over.gif");
		institutional_05_over = newImage("/in/images/institutional_05-over.gif");
		institutional_06_over = newImage("/in/images/institutional_06-over.gif");

		//Responsabilidades
		responsibilities_02_over = newImage("/in/images/responsibilities_02-over.gif");
		responsibilities_03_over = newImage("/in/images/responsibilities_03-over.gif");
		
		//Destino
		disposal_areas_02_over = newImage("/in/images/disposal_areas_02-over.gif");
		disposal_areas_03_over = newImage("/in/images/disposal_areas_03-over.gif");
		disposal_areas_04_over = newImage("/in/images/disposal_areas_04-over.gif");
		disposal_areas_05_over = newImage("/in/images/disposal_areas_05-over.gif");
		
		//Educação
		education_02_over = newImage("/in/images/education_02-over.gif");
		education_03_over = newImage("/in/images/education_03-over.gif");
		education_04_over = newImage("/in/images/education_04-over.gif");
		preloadFlagTopo = true;
	}
}

/*---------------------------------------------------------------------*/
// Sinalização do menu topo

function changeImagesMenuTopoSinaliza() {
	if (document.images && (preloadFlagTopo == true)) {
		for (var i=0; i<changeImagesMenuTopoSinaliza.arguments.length; i+=2) {
			document[changeImagesMenuTopoSinaliza.arguments[i]].src = changeImagesMenuTopoSinaliza.arguments[i+1];
		}
	}
}

function sinalizaMenuTopoAtual(){
	if (!document) return;
	if (!document.location) return;
	
	var url = document.location.href;
	
	// INSTITUCIONAL
	if (url.indexOf('/institutional/inpev/')>0){
		changeImagesMenuTopoSinaliza('institutional_02', '/in/images/institutional_02-over.gif');
	} else if (url.indexOf('/history/')>0){
		changeImagesMenuTopoSinaliza('institutional_03', '/in/images/institutional_03-over.gif');
	} else if (url.indexOf('/structure/')>0){
		changeImagesMenuTopoSinaliza('institutional_04', '/in/images/institutional_04-over.gif');
	} else if (url.indexOf('/resources/')>0){
		changeImagesMenuTopoSinaliza('institutional_05', '/in/images/institutional_05-over.gif');
	} else if (url.indexOf('/associates/')>0){
		changeImagesMenuTopoSinaliza('institutional_06', '/in/images/institutional_06-over.gif');
		
	//RESPONSABILIDADES
	} else if (url.indexOf('/programs_agents/')>0){
		changeImagesMenuTopoSinaliza('responsibilities_02', '/in/images/responsibilities_02-over.gif');
	} else if (url.indexOf('/container_management_flow/')>0){
		changeImagesMenuTopoSinaliza('responsibilities_03', '/in/images/responsibilities_03-over.gif');
		
	//DESTINO
	} else if (url.indexOf('/disposal_areas/')>0){
		changeImagesMenuTopoSinaliza('disposal_areas_02', '/in/images/disposal_areas_02-over.gif');
	} else if (url.indexOf('/logistics/')>0){
		changeImagesMenuTopoSinaliza('disposal_areas_03', '/in/images/disposal_areas_03-over.gif');
	} else if (url.indexOf('/statistics/')>0){
		changeImagesMenuTopoSinaliza('disposal_areas_04', '/in/images/disposal_areas_04-over.gif');
	} else if (url.indexOf('/recycling_and_incineration/')>0){
		changeImagesMenuTopoSinaliza('disposal_areas_05', '/in/images/disposal_areas_05-over.gif');
	
	//EDUCAÇÃO	
	} else if (url.indexOf('/campaign/')>0){
		changeImagesMenuTopoSinaliza('education_02', '/in/images/education_02-over.gif');
	} else if (url.indexOf('/supporting_materials/')>0){
		changeImagesMenuTopoSinaliza('education_03', '/in/images/education_03-over.gif');
	} else if (url.indexOf('/image_bank/')>0){
		changeImagesMenuTopoSinaliza('education_04', '/in/images/education_04-over.gif');
	
	//SUPORTE
	} else if (url.indexOf('index')>0){
		changeImagesMenuTopoSinaliza('suporte_02', '/in/images/suporte_02-over.gif');
	} else if (url.indexOf('')>0){
		changeImagesMenuTopoSinaliza('suporte_03', '/in/images/suporte_03-over.gif');
	} else if (url.indexOf('')>0){
		changeImagesMenuTopoSinaliza('suporte_04', '/in/images/suporte_04-over.gif');
	} else if (url.indexOf('/site_map/')>0){
		changeImagesMenuTopoSinaliza('suporte_05', '/in/images/suporte_05-over.gif');
	} else if (url.indexOf('/contact_us/')>0){
		changeImagesMenuTopoSinaliza('suporte_06', '/in/images/suporte_06-over.gif');
	} else if (url.indexOf('/subscription/')>0){
		changeImagesMenuTopoSinaliza('suporte_07', '/in/images/suporte_07-over.gif');
	}
}

preloadImagesMenuTopo();
execOnload('sinalizaMenuTopoAtual()');