// JavaScript Document

window.onload = onLoadFunctions;

function onLoadFunctions()	{
	
	if(document.getElementById("cartForm"))   // am i on the shopping cart page? 
	{
		document.getElementById("updateCart").onclick = getDeliveryType;   // set the UPDATE button to get the delivery type into a cookie
	}						  	
	
	if(document.getElementById("identityForm"))
	{
		var deliveryType = getCookie("deliveryType");	
				
		if (deliveryType == 0)
		{
			theTable = document.getElementById("identityTable");
				
			for (i = 7; i < theTable.rows.length - 1; i++)
			{
				theTable.rows[i].style.display = "none";	
			}
			
			document.getElementById("zipLookUp").style.display = "none";
				
			document.forms[0].odb4zip.style.display = "none";
		}
	}
							   
}

function getDeliveryType()	{
	var deliverySelect = document.getElementById("deliveryType");	
	var shipTypeIndex = deliverySelect.selectedIndex;
	var needShipAddy;
		
	if (shipTypeIndex == 0) 
	{
		alert("Please select a delivery option from the Shipping field");
		return false;
		
	} else if	(shipTypeIndex < 5 && shipTypeIndex > 0) {
		
		needShipAddy = 1;
	
	} else	{
		
		needShipAddy = 0;
	}

	setCookie("deliveryType", needShipAddy);
}









// ------------------------------------------------------------------   COOKIE FUNCTIONS   ---------------------------------------- //

function getCookie( name ) {
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ';', len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}

function setCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) {
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+'='+escape( value ) +
		( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()
		( ( path ) ? ';path=' + path : '' ) +
		( ( domain ) ? ';domain=' + domain : '' ) +
		( ( secure ) ? ';secure' : '' );
}

function deleteCookie( name, path, domain ) {
	if ( getCookie( name ) ) document.cookie = name + '=' +
			( ( path ) ? ';path=' + path : '') +
			( ( domain ) ? ';domain=' + domain : '' ) +
			';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}