// JavaScript Document

function AddStand() {

	var value;

	

	if(document.getElementById('displayStand').value == "" || validate2(document.getElementById('displayStand').value) == false)

		value = 0;

	else

		value = parseInt(document.getElementById('displayStand').value);

	

	document.getElementById('displayStand').value = value + 1;

}



function orderStands(form) {

	for (x=0; x < form.length; x++) {

		if (form.elements[x].name == "displayStand") {

			if (form.elements[x].value == ""  || validate2(form.elements[x].value) == false) {

				if(confirm("Do you want to add some display stands to your order?")) {

					form.elements[x].focus();

					form.elements[x].style.backgroundColor  = "#FFFF00";

					return false;

				}

				else {

					return true;

				}

			}

		}

	}

}



function validate2(value) {

	var valid = "0123456789"

	

	for (var i=0; i<value.length; i++) {

		temp = "" + value.substring(i, i+1);

		if (valid.indexOf(temp) == "-1")

		 return false;

	}

	return true;

}



function validate(field) {

	var valid = "0123456789"

	var ok = "yes";

	var temp;

	

	for (var i=0; i<field.value.length; i++) {

		temp = "" + field.value.substring(i, i+1);

		if (valid.indexOf(temp) == "-1")

			ok = "no";

	}

	

	if (ok == "no") {

		alert("Invalid entry! Only numbers are accepted!");

		field.value = "";

		field.focus();

   }

}



function validateForm(form) {

	var field;



	for (x=0; x < form.length; x++) {

		field = form.elements[x].name.substring(0,4)

	  
		if (field == "info") {

			if (form.elements[x].name != "info_Fax") {

				if (form.elements[x].name != "info_Comments") {

					if (form.elements[x].value == "") {

						alert("Invalid form submission! Please fill out all required contact information!");

						return false;

					}

				}

			}

			if (form.elements[x].name == "info_Email") {

				if (echeck(form.elements[x].value) == false) {

				   alert("Invalid email address!")

					return false

				}

			}

		}	

	}

	

	return orderStands(form);

}



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){

	   return false

	}



	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){

	   return false

	}



	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){

		return false

	}



	if (str.indexOf(at,(lat+1))!=-1){

		return false

	}



	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){

		return false

	}

	

	if (str.indexOf(dot,(lat+2))==-1){

		return false

	}

	

	if (str.indexOf(" ")!=-1){

		return false

	}

	

	return true					

}



function Login(){

	var done=0;

	

	var username=document.login.username.value;

	username=username.toLowerCase();

	

	var password=document.login.password.value;

	password=password.toLowerCase();



	if (username=="practical" && password=="design") { window.location="wholesale/index.php"; done=1; }

	if (username=="tanya" && password=="wright") { window.location="wholesale/index.php"; done=1; }

	if (done==0) { alert("Invalid login!"); }

}