function Init(){
	var MainImg = document.getElementById('vImgRan');
	var MainLink = document.getElementById('MainLink');
	var MarketInfo = document.getElementById('MarketInfo'); 

	var num = GetRandom(gImgList.length);
	MainImg.src = gImgList[num];
	MainImg.alt = gImgAlt[num];
	MainLink.href = gImgLink[num];

	MarketInfo.innerHTML = GetRandomInfo(gMInfoList);

}

function GetRandom(len)
{
	return Math.floor((Math.random() * 100)) % len;
}

function GetRandomInfo(array){
	var str = new Array;
	var len = array.length;
	var prev,num;
	var flag = true;

	while(flag){
		num = GetRandom(len);
		if(prev == num){
			continue;
		}
		str.push(array[num]);
		if(!prev){
			prev = num;
		}
		if(str.length >= 2){
			break;
		}
	}
	return str[0]+str[1];
}

window.onload = Init;