function addBanner(x,y,arImg,arHref)
{
	index=getRandom(arImg.length);
	if(arHref.length<=index)
		document.write("<div style=position:absolute;visibility:show;left:"+x+";top:"+y+";><img src="+arImg[index]+" border=0></div>");
	else
		document.write("<div style='position:absolute;visibility:show;left:"+x+";top:"+y+"'><a href='"+arHref[index]+"'><img src="+arImg[index]+" border=0></a></div>");
}

function getRandom(index)
{
	while(1)
	{
		num=Math.random()*100;
		if(num<index)
			return Math.floor(num);
	}
}
// this function is for ayurveda top banner (bhavin)
function addtopBanner(x,y,arImg,arHref)
{
	index=getRandom(arImg.length);
	if(arHref.length<=index)
		document.write("<div style=position:absolute;left:"+x+";top:"+y+";><img src="+arImg[index]+"></div>");
	else
		document.write("<div style='position:absolute;left:"+x+";top:"+y+"'><a href='"+arHref[index]+"' target=\"_blank\"><img src="+arImg[index]+" border=0></a></div>");
}