var incstart, incend;
var uniqueArr = new Array();

function createElements(rnum){
	var ncont = document.getElementById("cross-n");
	var icont = document.getElementById("cross-i");

		var namecont = document.createElement("td");
		namecont.className = "crossname";
		var namelink = document.createElement("a");
		namelink.setAttribute("href",itemlist[rnum][1]);
		var itemname = document.createTextNode(itemlist[rnum][0]);
		namelink.appendChild(itemname);
		namecont.appendChild(namelink);				
		ncont.appendChild(namecont);
					
		/* create image element */
		var imagecont = document.createElement("td");
		imagecont.className = "crossimg";
		var imglink = document.createElement("a");
		imglink.setAttribute("href",itemlist[rnum][1]);
		var img = document.createElement("img");
		img.setAttribute("src",itemlist[rnum][2]);
		imglink.appendChild(img);
		imagecont.appendChild(imglink);
		icont.appendChild(imagecont);
}


function generateRandom(){
	var totalnum = itemlist.length - 1;
	
	if(numelms > totalnum)
		numelms = totalnum;
	
	var numArray = new Array();
	for(var j=0; j < totalnum; j++){
		numArray[j] = j;
	}
	
	for(var j=0; j < numelms; j ++){
		y = Math.ceil(Math.random() * numArray.length);
		uniqueArr[j] = numArray[y-1];
		numArray.splice(y-1,1);
	}
	
	for(var j=0; j < numelms; j ++)
		createElements(uniqueArr[j]);
}