function kmel_debug_box_switch(id_box) {
	var original = document.getElementById(id_box).className ;
	var norm = new RegExp(' ');
	if(norm.exec( original )!=null ){
		var classes = original.split(' ') ;
		for(i=0;i<classes.length;i++) {
			if(classes[i] == "hidden") classes[i] = "show" ;
			else if(classes[i] == "show") classes[i] = "hidden" ;
		}
		var modified = classes.join(' ') ;
		document.getElementById(id_box).className = modified ;
	} else {
		if(original=="hidden") document.getElementById(id_box).className = "show" ;
		else if(original=="show") document.getElementById(id_box).className = "hidden" ;
	}
	
}