function abrirChat(){
	var width = 450;
	var height = 350;
	var esquerda = (screen.width/2) - (width/2);
	var topo = (screen.height/2) - (height/2);
	window.open("mysAtendimento.asp","MySupport","top="+topo+",left="+esquerda+",width="+width+",height="+height+",scrollbars=yes, menu=0,status=yes");
}
document.write("<a href='javascript:abrirChat();' title='Atendimento'>");
document.write("<img border='0' src='http://www.comercialweb.com.br/at_bancreci/img/Atendimento_off.gif'>");
document.write("</a>");