// JavaScript Document
function createCookie(name,value,days)
{
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}

function restart()
{
	if(confirm('Are you sure remove all items form shopping cart!')){
		eraseCookie('cart');
		alert('Finish!'); 
	}
}

function add(add_cookie)
{
	if(!add_cookie || add_cookie == '') return;
	var the_cookie = readCookie('cart');
	if (the_cookie != null) {
		var check_cookie = the_cookie.split("#");
		for ( var i=0 ; i<check_cookie.length ; i++ ){
			if (unescape(check_cookie[i])==add_cookie){ 
				alert( "You are added "+add_cookie+"!" );
				return;
			}
		}
	}

	var new_cookie=((the_cookie)?(the_cookie+'#'):'')+escape(add_cookie);
	createCookie('cart', new_cookie);
	alert( add_cookie + " added in Quotation Form!"); 
}

function remove(delete_cookie)
{
	var isDelete = false;
	var the_cookie = readCookie('cart');

	if(the_cookie != null) {
		var check_cookie = the_cookie.split("#");
		var new_cookie = '';
	
		for (var i=0 ; i<check_cookie.length ; i++ ) {
			if (delete_cookie != unescape(check_cookie[i])) {
				new_cookie = ((new_cookie)?(new_cookie+'#'):"")+check_cookie[i];
			} else {
				isDelete = true;
			}
		}
	}
	if ( isDelete == true ) {
		createCookie('cart', new_cookie);
		alert(delete_cookie+" is taken out from the enquiry form!");
	} else { 
		alert( "You have not added "+delete_cookie+"!" );
	};
}

function read()
{
	var the_cookie = readCookie('cart');
	if( !the_cookie) return;
	var check_cookie = the_cookie.split('#');
	document.write('<table width="500" cellpadding="3" cellspacing="2" border="0">',
'<tr align="left" valign="middle"><td bgcolor="#2AB2F2" colspan="3" class="form01">',
'<strong>Enquiry Price List :</strong>',
'</td></tr>');
	for (var i=0 ; i < check_cookie.length; i++){
		var v=unescape(check_cookie[i]);
		document.write('<tr align="left" valign="middle"><td bgcolor="#FFFFFF" width="60">',
'<strong>Model No.</strong>',
'</td><td bgcolor="#FFFFFF">',
'<a class="prd_link" href="products_detail.php?item=',escape(v),'">',v,'</a>',
'</td><td bgcolor="#FFFFFF" width="150">',
'QTY : <input type="text" name="Model No ~ ',v,'" style="width:50px" value="">',
' <input type="button" onclick="remove(\'',v,'\'); location.reload()" value="delete">',
'</td></tr>');
	};
	document.write('<tr align="left" valign="middle"><td colspan="3">',
		'<input type="button" onclick="restart();location.reload()" value="clear">',
		'</td></tr></table>');
}