// KSB online media centre JavaScript Document
//PR Feb 2009
// Updated: SM Mar 2009

function image_close()
{
	// remove transparent cover if it exists already
	if(document.getElementById("cover"))
		document.body.removeChild(document.getElementById("cover"));
	
	// remove img_container if it exists already
	if(document.getElementById("img_container") )
		document.body.removeChild(document.getElementById("img_container"));
}

function image_preview(img_src,img_title) {
	// remove transparent cover if it exists already
	if(document.getElementById("cover"))
		document.body.removeChild(document.getElementById("cover"));
	
	// remove img_container if it exists already
	if(document.getElementById("img_container") )
		document.body.removeChild(document.getElementById("img_container"));
		
  // create & insert transparent cover
  var cover = document.createElement("div");
	cover.setAttribute("id","cover");
	document.body.appendChild(cover);
	
  // create image container
  var img_container = document.createElement("div");
  
  // assign id to container
  img_container.setAttribute("id","img_container");
	
	// create content for image preview
	var img_content = "<div style=\"float: left;\">";
	img_content += "Preview of <strong>" + img_title + "</strong>";
	img_content += "</div>";
	img_content += "<div style=\"float: right;\">";
	img_content += "<a href=\"javascript:void(0);\" onclick=\"image_close();\" title=\"Close Window\">Close</a>";
	img_content += "</div>";
	img_content += "<div style=\"clear: both; margin-bottom: 5px;\"></div>";
	img_content += "<img src=\"/images/" + img_src + "\" alt=\"" + img_title + "\" title=\"" + img_title + "\" width=\"500\" />";
	img_content += "</div>";
	
	// add image into container
	img_container.innerHTML = img_content;
	
	
	// insert image container into body
	document.body.appendChild(img_container);
}