function navRoll(navname, navStyle) {
		document.getElementById(navname).className = navStyle;
}



function change_item(full_image_path, video_path, video, image_id, content){

   	if (document.getElementById){
		
		div_id_iv = document.getElementById('sell-imagevideo');  
		
		if (video){
			div_id_iv.innerHTML = '<embed src="' + video_path + video + '" width="340" height="220"></embed>';		
		}else{	
			div_id_iv.innerHTML = '<img src="' + full_image_path + '" width="340" height="220" alt="" />';		
		}
		
		div_id = document.getElementById('sell-description');
		div_id.innerHTML = content;
	}
	
}