function openAWindow( pageToLoad, winName, width, height, center, location, menubar, resizable, scrollbars, status, titlebar, toolbar, hotkeys) {
  xposition=0; yposition=0;
  if ((parseInt(navigator.appVersion) >= 4 ) && (center)){
  xposition = (screen.width - width) / 2;
  yposition = (screen.height - height) / 2;
  }
  args = "width=" + width + ","
  + "height=" + height + ","
  + "location=" + location + ","
  + "menubar=" + menubar + ","
  + "resizable=" + resizable + ","
  + "scrollbars=" + scrollbars + ","
  + "status=" + status + ","
  + "titlebar=" + titlebar + ","
  + "toolbar=" + toolbar + ","
  + "hotkeys=" + hotkeys + ","
  + "screenx=" + xposition + "," //NN Only
  + "screeny=" + yposition + "," //NN Only
  + "left=" + xposition + "," //IE Only
  + "top=" + yposition; //IE Only
  window.open( pageToLoad,winName,args );
}

/* Guarda los datos del formulario*/
function sendContact(){
  oForm = document.forms[0]
    
	if (oForm.txtmail.value == ''){
  	    alert("* Su E-Mail.");
        oForm.elements["txtmail"].focus();
		return;
	}
	
	if (oForm.txtConsulta.value == ''){
  	    alert("* Consulta.");
        oForm.elements["txtConsulta"].focus();
		return;
	}
    oForm.method ="post"
    oForm.submit();
}

function movepic(img_name,img_src) {
    document[img_name].src=img_src;
}