/* fish */
var mainURL='http://realgem.draal.h2.data-xata.net/img/tmp/';
var imgStore = new Array('img1_200','img2_200');
var imgW = new Array(200,153);
var imgH = new Array(150,200);
var curID = 0;
/* end fish */


function slideShow (obj, mode) 
{
	img = obj.parentNode.getElementsByTagName('img')[0]; //сюда задаем адрес и размеор картинки
	area = img.parentNode; //сюда задаем отступы
	if (mode=='+')
	{
		if (curID < imgStore.length-1) curID++;
		else curID=0;
	}
	if (mode=='-')
	{
		if (curID > 0) curID--;
		else curID=imgStore.length-1;
	}
	img.src= mainURL + imgStore[curID] +'.jpg';
	img.style.width = imgW[curID] +'px';
	img.style.height = imgH[curID] +'px';
	area.style.marginLeft = Math.round((200-imgW[curID])/2) +'px';
	area.style.marginRight = Math.round((200-imgW[curID])/2) +'px'
	area.style.marginTop = Math.round((200-imgH[curID])/2) +'px';
	area.style.marginBottom = Math.round((200-imgH[curID])/2) +'px';
	obj.focus();
}