function displayImage (productID, thumbnailIndex){
	window.open ("image_viewer.php?ProductID=" + productID + "&ThumbnailIndex=" + thumbnailIndex,"GeneratedWindow",'height=550,width=500,loaction=no,resizable=no,directories=no,top=50, left=50');
}

function sendProduct (productID){
	document.location= 'send_product.php?ProductID=' + productID;
}

function salesEnquiry (productID){
	document.location= 'sales.php?ProductID=' + productID;
}