function formcheck()

{
var firstname=document.forms[0].elements[0].value;
var name=document.forms[0].elements[4].value;
var email=document.forms[0].elements[17].value;



if(firstname=="")
	{alert("Please fill in your First Name!");
	document.forms[0].elements[0].focus();
	document.forms[0].elements[0].select();
	return false;
	}
else if(name=="")
	{alert("Please fill in your Last Name!");
	document.forms[0].elements[4].focus();
	document.forms[0].elements[4].select();
	return false;
	}
else if(email=="")
	{alert("Please fill in your Email-Adress!");
	document.forms[0].elements[17].focus();
	document.forms[0].elements[17].select();
	return false;
	}
else if(email.indexOf("@")==-1 || email.indexOf(".")==-1 || email.length<9)
	{alert("Please fill in your correct Email-Adress!");
	document.forms[0].elements[17].focus();
	document.forms[0].elements[17].select();
	return false;
	}
	
}