function showlogo(){
	var objWidth;
	var objHeight;
	var objLogo;
	var objImg;

	objLogo = document.getElementById("logo");
	objImg = document.getElementById("logo_img");
	objHeight = parseInt(objImg.height);
	objWidth = parseInt(objImg.width);
	
	if((objHeight <= 28) | (objWidth <= 28) ) {
	objLogo.style.height = "0px";
	objLogo.style.width = "0px";
	} else {
	objLogo.style.height = parseInt(objImg.height) + "px";
	objLogo.style.width = parseInt(objImg.width) + "px";
	}
	objImg.style.display = "none";
}