var mypictures=new Array();var imageDirectory='/corolla/images/gallery/';var mypicturesUBound='-1';
function adjustPicture(obj,source)
{
	_image=new Image();	
	_image.src=source;
	if(_image.width<400)
		obj.width=_image.width;
	else
		obj.width=400;
}
function showPicture(pname)
{
	pname_=pname.replace("/corolla/images/","");
	document.myImage.src=imageDirectory+pname_;
	adjustPicture(document.myImage,document.myImage.src);
	document.frmWDPro.txtImage.value=getIndex(pname_);
	showMe();
}
function showPictureByNumber(number)
{
	if(parseInt(number,10)<0 || parseInt(number,10)>mypicturesUBound)
	{
		alert("Index exceeded!");
		document.frmWDPro.txtImage.value="0";
		return;
	}
	document.myImage.src=imageDirectory+mypictures[number];
	adjustPicture(document.myImage,document.myImage.src);
	document.frmWDPro.txtImage.value=number;
	showMe();
}
function showNextPicture()
{
	i=document.frmWDPro.txtImage.value;
	if(i==mypicturesUBound)
		return;
	++i;
	document.myImage.src=imageDirectory+mypictures[i];
	adjustPicture(document.myImage,document.myImage.src);
	document.frmWDPro.txtImage.value=i;
}
function showPreviousPicture()
{
	i=document.frmWDPro.txtImage.value;
	if(i==0)
		return;
	--i;
	document.myImage.src=imageDirectory+mypictures[i];
	adjustPicture(document.myImage,document.myImage.src);
	document.frmWDPro.txtImage.value=i;
}
function showFirstPicture()
{
	document.myImage.src=imageDirectory+mypictures[0];
	adjustPicture(document.myImage,document.myImage.src);
	document.frmWDPro.txtImage.value=0;	
}
function showLastPicture()
{
	document.myImage.src=imageDirectory+mypictures[mypicturesUBound];
	adjustPicture(document.myImage,document.myImage.src);
	document.frmWDPro.txtImage.value=mypicturesUBound;	
}
function getIndex(pname)
{
	var t=-1;
	for (var index in mypictures)
	{
		if(mypictures[index]==pname)
			t=index;
	}
	return t;
}