function echeck(str) {
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   alert("Invalid E-mail Address");
	   return false;
	}
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   alert("Invalid E-mail Address");
	   return false;
	}
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
	    alert("Invalid E-mail Address");
	    return false;
	}
	if (str.indexOf(at,(lat+1))!=-1){
	   alert("Invalid E-mail Address");
	   return false;
	}
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	   alert("Invalid E-mail Address");
	   return false;
	}
	if (str.indexOf(dot,(lat+2))==-1){
	   alert("Invalid E-mail Address");
	   return false;
	}
	if (str.indexOf(" ")!=-1){
	   alert("Invalid E-mail Address");
	   return false;
	}

	return true;					
}

function validate_register(){
			
	if((document.register.company_name.value=="")||(document.register.add1.value=="")||(document.register.town.value=="")||(document.register.postcode.value=="")||(document.register.country.value=="")||(document.register.telephone.value=="")||(document.register.contact_name.value=="")||(document.register.email.value=="")||(document.register.password.value=="")||(document.register.confirm_password.value=="")){
		alert("You have not supplied all of the required information");
		return false;
	}
		
	if (echeck(document.register.email.value)==false){
		return false
	}	
	
	if(document.register.password.value!==document.register.confirm_password.value){
		alert("Your password could not be confirmed, make sure you have entered it correctly");
		return false;
	}	
    
	if (!document.register.terms_and_conditions.checked){
		alert("You MUST agree to the Terms and Conditions before you proceed");
		return false;
	}		

	return true;

}

function validate_quick_register(){
			
	if((document.register.company_name.value=="")||(document.register.name.value=="")||(document.register.country.value=="")||(document.register.email.value=="")||(document.register.password.value=="")||(document.register.confirm_password.value=="")){
		alert("You have not supplied all of the required information");
		return false;
	}
	
	if (echeck(document.register.email.value)==false){
		return false
	}	
	
	if(document.register.password.value!==document.register.confirm_password.value){
		alert("Your password could not be confirmed, make sure you have entered it correctly");
		return false;
	}
    
	return true;

}

function validate_reminder(){
	if(document.reminder.email.value == ""){
		alert("You have not entered an email address");	
		return false;
	}
	if (echeck(document.reminder.email.value)==false){
		return false
	}		
	return true;
}