function viewImg(image_href){
      var xstr = 'scrollbars=no,toolbar=no,status=no,menubar=no,directories=no,location=no,resizable=yes,width=160,height=160, left=300, top=50';
      var prodWindow = window.open(image_href, 'window'+Math.round(Math.random()*1000), xstr);
      if (prodWindow) prodWindow.focus();
}

function backToSite(){
	var prodWindow = window.opener;
	if (prodWindow){
		prodWindow.focus();
		window.close();
	}
}

function housePrew(url, dir_image, image_name){
    var house_prev = document.getElementById('house');
    house_prev.innerHTML = '<a href="/view_img.php?dir_image='+dir_image+'&amp;image_name='+image_name+'" target="_blank" onclick="viewImg(this.href); return false;"><img src="'+url+dir_image+'/medium/'+image_name+'" alt="" /></a>';
}

function sign_check(form) {    
    if (form.cemail.value=="") {
        alert ("enter email");
        return false;
    }
    else if (checkEmail(form.cemail.value)==false) {
         alert("Incorrect Email!"); 
         return false;
    }                
    return true;
}