function switchpic(u)

{ 

	currentthumb=u;

	document.getElementById('imageitempic').innerHTML = 	"<img class='itemimage' src='"+thumbimg[u]+"' alt='' >\n";

	updatebut(); 

document.location="#imageitempic";
} 					

										

function pre()

{

     imageObj = new Array();

     for(i=0; i<totalthumbs; i++) 

     {

     			imageObj[i] = new Image();

          imageObj[i].src=thumbimg[i];

     }

}



function updatebut()

{

	ni=currentthumb+1;

	if (ni < (totalthumbs))

	{

		document.getElementById('nextimg').innerHTML = '<a href=\"javascript:switchpic('+ni+');\"><img id=\"next\" border=\"0\" src=\"/images/trans.gif\" width=\"32\" height=\"32\"><\/a>';

	} 

	else 

	{

		document.getElementById('nextimg').innerHTML = '';

	} 

	ni=currentthumb-1;

	if (ni >= 0)

	{

		document.getElementById('previmg').innerHTML = '<a href=\"javascript:switchpic('+ni+');\"><img id=\"prev\" border=\"0\" src=\"/images/trans.gif\" width=\"32\" height=\"32\"><\/a>';

	} else {

	document.getElementById('previmg').innerHTML = '';

	}

					

}