function popup1(url) {
var now = new Date();
  void(window.open(url,'popup1' + now.getMinutes() + now.getSeconds(),'width=500,height=400'))
}

function popup2(url) {
  void(window.open(url,'popup1','width=640,height=500'))
}

function guia(nomeguia) {
		document.getElementById("guiaEmpresa").src="images/guiaEmpresa2.gif";
		document.getElementById("guiaSolucoes").src="images/guiaSolucoes2.gif";
		document.getElementById("guiaProdutos").src="images/guiaProdutos2.gif";
		document.getElementById(nomeguia).src="images/" + nomeguia + ".gif";
}