function showtext(num){
	
	if(num==0){
	document.getElementById("textd1").style.display="none";	
	document.getElementById("textd2").style.display="none";
	document.getElementById("field1").style.display="none";	
	document.getElementById("field2").style.display="none";
	document.getElementById("btn").style.display="none";	
	}
	
	if(num<10 && num >=1){
	document.getElementById("textd1").style.display="block";	
	document.getElementById("textd2").style.display="none";
	document.getElementById("field1").style.display="block";	
	document.getElementById("field2").style.display="block";
	document.getElementById("btn").style.display="block";	
	}
	
	if(num>=10){
	document.getElementById("textd1").style.display="none";	
	document.getElementById("textd2").style.display="block";
	document.getElementById("field1").style.display="block";	
	document.getElementById("field2").style.display="none";	
	document.getElementById("btn").style.display="block";	
	}
	
	
}

function ValidateAd(){
	
	if(document.getElementById("name2").value==""){
		alert("Please insert your Name");
		document.getElementById("name2").focus();
		return false;
	}
	
	if(document.getElementById("email2").value==""){
		alert("Please insert your e-mail");
		document.getElementById("email2").focus();
		return false;
	}
	else{
		if(validarEmail(document.getElementById("email2").value) == "no"){
			alert("Please insert your E-mail the following way name@domain.com");	
			document.getElementById("email2").focus();
			return false;	
		}
	}
	
	if(document.getElementById("banner").value==0){
		alert("Please select a Banner Size");
		document.getElementById("banner").focus();
		return false;
	}
	
	if(document.getElementById("banner").value < 10){
		
		if(document.getElementById("link").value==""){
			alert("Please insert a link");
		document.getElementById("link").focus();
		return false;	
		}
		
		if(document.getElementById("archivo1").value==""){
			alert("Please select a Image to upload");
		document.getElementById("archivo1").focus();
		return false;
		}
		
	}
	
	if(document.getElementById("banner").value >= 10){
	
		if(document.getElementById("link").value==""){
			alert("Please insert a link");
		document.getElementById("link").focus();
		return false;	
		}
	
	}
	
document.frm1.action="advertising.php";
document.frm1.submit();
	
}



function validarEmail(valor) {
    if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(valor)){
    } 
	else {
   return ("no");
  }
 }