function init() {

    validaAlphaPNG();
	
	
	ID("img_cab").onmousemove = function(evt){
		var p = getCoordMouse(evt); //document.title = p.x + " = " + p.y;
		this.style.cursor = (p.y>110 && p.x>290 && p.x<880 || (p.y>170 && p.x>45 && p.x<160) ) ? "pointer" : "default";
	}
	
	ID("img_cab").onclick = function(evt){
		var p = getCoordMouse(evt);
		if(this.style.cursor == "pointer"){
			if(p.x>290 && p.x<415) p = "?p=quem_somos";
			if(p.x>415 && p.x<583) p = "?p=consultar";
			if(p.x>583 && p.x<747) p = "?p=anunciar";
			if(p.x>747 && p.x<880) p = "?p=email";
			if(p.x>45 && p.x<160) p = "?";
			location.href = p;
		}
	}

}
setEvents("window.onload","init()",true);