//check browser
var isIE        = false;
var isNS4       = false; 
var isNS6plus   = false;
var isNS7plus   = false;
var isSafari    = false;
var agt         = navigator.userAgent.toLowerCase();

var lastOffer = 0;

//sniff browser
isNS4           = (document.layers) ? true : false;
isIE            = (document.all) ? true : false;
isMac           = (agt.indexOf("mac") != -1); 
isSafari        = (agt.indexOf("safari") != -1);
isNS6plus       = (!document.all && document.getElementById) ? true : false;
if (isNS6plus) {
  isNS7plus = (navigator.vendorSub.indexOf('7.') != -1) ? true : false;
  isNS6plus = (isNS7plus) ? false : true;
}

function openPrintable(id) {
	pop = window.open("printorderdetails.php?id="+id,"OrderDetails","scrollbars=yes,menubar=no,toolbar=no,width=660,height=440,dependent=yes");
	if (pop) pop.focus();
}

function openOrderDetails(id) {
	pop = window.open("orderdetails.php?id="+id,"OrderDetails","scrollbars=yes,menubar=no,toolbar=no,width=750,height=440,dependent=yes");
	if (pop) pop.focus();
}

function openSearchHints(id) {
	pop = window.open("searchhints.php?id="+id,"SearchHints","menubar=no,toolbar=no,scrollbars=no,width=460,height=240,dependent=yes");
	if (pop) pop.focus();
}

function openPaymentInfo() {
	pop = window.open("payinfo.php","PaymentInformation","menubar=no,toolbar=no,scrollbars=no,width=300,height=300,dependent=yes");
	if (pop) pop.focus();
}

function openzoom(id,tp) {
	pop = window.open("itemzoom.php?id="+id+"&tp="+tp,"zoom","menubar=no,toolbar=no,width=425,height=550,dependent=yes");
	if (pop) pop.focus();
}

function roll(_name, _src, _action) {
  if (_action == "over") document.images[_name].src = _src + "Over.gif";
  else document.images[_name].src = _src + "Out.gif";
}

function swap(_name, _src) {
  document.images[_name].src = _src;
}

var lastLayer = "";
var to = "";
var to2 = "";		
var to3 = "";
var waitingForImage = false;

function wait( _method ) {
  to = setTimeout( _method ,500);
}
function wait2( _method ) {
  to2 = setTimeout( _method ,500);
}
function cancelTO() {
  if (to != "" && to != null) {
    clearTimeout( to );
  }
}
function cancelTO2() {
  if (to2 != "" && to2 != null) {
    clearTimeout( to2 );
  }
}
function showMenu( _which ) {
  lastLayer = _which;
  if (isIE) {
    document.all( _which ).style.visibility = "visible";
  }
  else if (isNS6plus || isNS7plus || isSafari) {
    document.getElementById( _which ).style.visibility = "visible";
  }
}
function hideallmenus() {
	hideMenu('qsearch');
	hideMenu('sub2');
//	hideMenu('sub3');
	hideMenu('sub11');
	hideMenu('sub20');
//	hideMenu('sub31');
}
function hideMenu( _which ) {
  if (isIE) {
    document.all( _which ).style.visibility = "hidden";
  }
  else if (isNS6plus || isNS7plus || isSafari) {
    document.getElementById( _which ).style.visibility = "hidden";
  }
}
function hideLast() { 
  if (lastLayer) {
    if (isIE) {
      document.all( lastLayer ).style.visibility = "hidden";
    }
    else if (isNS6plus || isNS7plus || isSafari) {
      document.getElementById( lastLayer ).style.visibility = "hidden";
    }
  }
  
}

function setWaitingForImage() {
	waitingForImage = false;
}
function waitForImage() {
	if (waitingForImage) {
		setTimeout('waitForImage()',1000);
	}
}

function rotateHP() {
//	alert(hp_offers[lastOffer][2]);
	if (waitingForImage) {
		setTimeout('waitForImage()',1000);
	}
	waitingForImage = true;
	if (isIE) {
//		alert('p' + document.all.offerText.innerText);
		document.all.offerText.innerHTML='<p align="left">' + hp_offers[lastOffer][2] + hp_offers[lastOffer][3] + hp_offers[lastOffer][4] + hp_offers[lastOffer][5] + hp_offers[lastOffer][6] + hp_offers[lastOffer][7] + hp_offers[lastOffer][8] + hp_offers[lastOffer][9] + '</p>';
		document.all.offerLink.innerHTML='<p align="center"><a href="qsearch.php?mode=single&id=' + hp_offers[lastOffer][0] + '"><img name="offer" src="images/item-homepg/' + hp_offers[lastOffer][1] + '.jpg" border="0" onload="setWaitingForImage()"></a>';
	} else if (isNS6plus || isNS7plus || isSafari) {
		document.getElementById( 'offerText' ).innerHTML='<p align="left">' + hp_offers[lastOffer][2] + hp_offers[lastOffer][3] + hp_offers[lastOffer][4] + hp_offers[lastOffer][5] + hp_offers[lastOffer][6] + hp_offers[lastOffer][7] + hp_offers[lastOffer][8] + hp_offers[lastOffer][9] + '</p>';
		document.getElementById( 'offerLink' ).innerHTML='<p align="center"><a href="qsearch.php?mode=single&id=' + hp_offers[lastOffer][0] + '"><img name="offer" src="images/item-homepg/' + hp_offers[lastOffer][1] + '.jpg" border="0"></a>';
	}
	offer_count = hp_offers.length;
	lastOffer++;
	if (isIE && ((lastOffer + 1) == offer_count)) {
		lastOffer=0;
	}
	else if (lastOffer == offer_count) {
		lastOffer=0;
	}
	setTimeout('rotateHP()',4000);
}

function AnchorPosition_getPageOffsetTop (el) {
	var ol = el.offsetTop;
	var count = 0;
	var valArray = new Array();
	while((el = el.offsetParent) != null) { 
	  valArray[count] = el.offsetTop;
	  count += 1;
	}
	if (isMac) {
  	  for (i=0; i < valArray.length;i++) {
		ol += valArray[i];
	  }
	} 
	else {
  	  for (i=0; i < valArray.length;i++) {
		ol += valArray[i];
	  }
    }		
		
	return ol;
}

function AnchorPosition_getPageOffsetLeft (el) {
	var ol = el.offsetLeft;
	var count = 0;
	var valArray = new Array();
	while((el = el.offsetParent) != null) { 
	  valArray[count] = el.offsetLeft;
	  count += 1;
	}
	if (isMac) {
  	  for (i=0; i < valArray.length;i++) {
		ol += valArray[i];
	  }
	} 
	else {
  	  for (i=0; i < valArray.length;i++) {
		ol += valArray[i];
	  }
    }		
		
	return ol;
}

function alignLayer2( _layer, _anchor, subx, suby ) {
  if (isIE) {
    document.all( _layer ).style.left = (AnchorPosition_getPageOffsetLeft (document.images[_anchor]) + subx) + "px";
    document.all( _layer ).style.top = (AnchorPosition_getPageOffsetTop (document.images[_anchor]) + suby) + "px";
  }
  else if (isNS6plus || isNS7plus || isSafari) {
    document.getElementById( _layer ).style.left = (AnchorPosition_getPageOffsetLeft (document.images[_anchor]) + subx) + "px";
    document.getElementById( _layer ).style.top = (AnchorPosition_getPageOffsetTop (document.images[_anchor]) + suby) + "px";
  }		  
}

function alignLayer( _layer, _anchor, subx ) {
  if (isIE) {
    document.all( _layer ).style.left = (AnchorPosition_getPageOffsetLeft (document.images[_anchor]) + 10 + subx) + "px";
  }
  else if (isNS6plus || isNS7plus || isSafari) {
    document.getElementById( _layer ).style.left = (AnchorPosition_getPageOffsetLeft (document.images[_anchor]) + 10 + subx) + "px";
  }		  
}

function reAlignAll() {
   alignLayer( 'qsearch', 'qsearch_anchor', 0 );
   alignLayer( 'sub1', 'sub1_anchor', 140 );
   alignLayer( 'sub2', 'sub2_anchor', 140 );
//   alignLayer( 'sub3', 'sub3_anchor', 140 );
   alignLayer( 'sub11', 'sub11_anchor', 140 );
   alignLayer( 'subtotal', 'subtotal_anchor', -21 );
}

function swapBG( _which, cname) {
	if (isIE) {
	    document.all( _which ).className = cname;
	}
	else if (isNS6plus || isNS7plus || isSafari) {
		document.getElementById( _which ).className = cname;
	}
}