function show_elem(id) {

	/*document.getElementById(id).style.display='block';*/
	document.getElementById(id).style.visibility='visible';

}



function hide_elem(id) {

	/*document.getElementById(id).style.display='none';*/
	document.getElementById(id).style.visibility='hidden';

}



function show_text(img_title,text,img_bottom) {

	document.getElementById('main_right_main_title').innerHTML=img_title;

	document.getElementById('main_right_main_text').innerHTML=text+img_bottom;



}