function muda_mouseover(v_item_on) {
	switch (v_item_on) {
		case 'cachorro':
			document.menu1.src = 'img_menu_cachorro_on.gif';
			document.menu2.src = 'img_menu_olho_off.gif';
			document.menu3.src = 'img_menu_arquivo_off.gif';
			document.menu4.src = 'img_menu_fale_off.gif';
			document.seta1.src = 'img_seta_cima_am.gif';
			document.seta2.src = 'img_spacer.gif';
			document.seta3.src = 'img_spacer.gif';
			document.seta4.src = 'img_spacer.gif';
			document.getElementById('menu1_cont').style.display = 'block';
			document.getElementById('menu2_cont').style.display = 'none';
			document.getElementById('menu3_cont').style.display = 'none';
			document.getElementById('menu4_cont').style.display = 'none';
			document.getElementById('menu0_cont').style.display = 'none';
			//document.getElementById('cont1').style.background = v_cor;
			break;
		case 'olho':
			document.menu1.src = 'img_menu_cachorro_off.gif';
			document.menu2.src = 'img_menu_olho_on.gif';
			document.menu3.src = 'img_menu_arquivo_off.gif';
			document.menu4.src = 'img_menu_fale_off.gif';
			document.seta1.src = 'img_spacer.gif';
			document.seta2.src = 'img_seta_cima_az.gif';
			document.seta3.src = 'img_spacer.gif';
			document.seta4.src = 'img_spacer.gif';
			document.getElementById('menu1_cont').style.display = 'none';
			document.getElementById('menu2_cont').style.display = 'block';
			document.getElementById('menu3_cont').style.display = 'none';
			document.getElementById('menu4_cont').style.display = 'none';
			document.getElementById('menu0_cont').style.display = 'none';
			break;
		case 'arquivo':
			document.menu1.src = 'img_menu_cachorro_off.gif';
			document.menu2.src = 'img_menu_olho_off.gif';
			document.menu3.src = 'img_menu_arquivo_on.gif';
			document.menu4.src = 'img_menu_fale_off.gif';
			document.seta1.src = 'img_spacer.gif';
			document.seta2.src = 'img_spacer.gif';
			document.seta3.src = 'img_seta_cima_ma.gif';
			document.seta4.src = 'img_spacer.gif';
			document.getElementById('menu1_cont').style.display = 'none';
			document.getElementById('menu2_cont').style.display = 'none';
			document.getElementById('menu3_cont').style.display = 'block';
			document.getElementById('menu4_cont').style.display = 'none';
			document.getElementById('menu0_cont').style.display = 'none';
			break;
		case 'fale':
			document.menu1.src = 'img_menu_cachorro_off.gif';
			document.menu2.src = 'img_menu_olho_off.gif';
			document.menu3.src = 'img_menu_arquivo_off.gif';
			document.menu4.src = 'img_menu_fale_on.gif';
			document.seta1.src = 'img_spacer.gif';
			document.seta2.src = 'img_spacer.gif';
			document.seta3.src = 'img_spacer.gif';
			document.seta4.src = 'img_seta_cima_vd.gif';
			document.getElementById('menu1_cont').style.display = 'none';
			document.getElementById('menu2_cont').style.display = 'none';
			document.getElementById('menu3_cont').style.display = 'none';
			document.getElementById('menu4_cont').style.display = 'block';
			document.getElementById('menu0_cont').style.display = 'none';
			break;
	}
}

function volta_mouseover() {
	document.menu1.src = 'img_menu_cachorro_off.gif';
	document.menu2.src = 'img_menu_olho_off.gif';
	document.menu3.src = 'img_menu_arquivo_off.gif';
	document.menu4.src = 'img_menu_fale_off.gif';
	document.seta1.src = 'img_spacer.gif';
	document.seta2.src = 'img_spacer.gif';
	document.seta3.src = 'img_spacer.gif';
	document.seta4.src = 'img_spacer.gif';
	document.getElementById('menu1_cont').style.display = 'none';
	document.getElementById('menu2_cont').style.display = 'none';
	document.getElementById('menu3_cont').style.display = 'none';
	document.getElementById('menu4_cont').style.display = 'none';
}

function sorteia_cor() {
	v_cor_num = parseInt(Math.floor(Math.random() * 4));
	switch (v_cor_num) {
		case 0:
			v_cor = '#C2BA37';
			break;
		case 1:
			v_cor = '#9099C5';
			break;
		case 2:
			v_cor = '#A4886B';
			break;
		case 3:
			v_cor = '#719C66';
			break;
	}
	return v_cor;
}