function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;

	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

function show_pic(text){
//  var id_big_pic = document.getElementById('big_foto');
  var id_big_descr = document.getElementById('big_foto_descr');
//  var id_small_pic = document.getElementById('pic'+picid);

//  var obj_sel_pic = getElementsByClass('sel_preview', null, null);
//    for(i=0;i<obj_sel_pic.length;i++){
//		obj_sel_pic[i].className = '';
//	}


//  id_small_pic.className = "sel_preview";
//  id_big_pic.src = pic_url+"picture-350.jpg";

  id_big_descr.innerHTML = text;
//  id_big_pic.alt = text;

} 

curtext = "";

function show_text(text){
  var id_big_descr = document.getElementById('big_foto_descr');
    id_big_descr.innerHTML = text;
    curtext = text;

} 

function show_st_text(){
  var id_big_descr = document.getElementById('big_foto_descr');
    id_big_descr.innerHTML = sttext;
} 

function fixed_st_text(text, btn_id){
  var id_big_descr = document.getElementById('big_foto_descr');
    id_big_descr.innerHTML = text;
//  sttext = curtext;

  var cur_btn = document.getElementById(btn_id);
  
  document.getElementById('btn1').className="";
  document.getElementById('btn2').className="";
  document.getElementById('btn3').className="";
  document.getElementById('btn4').className="";
  document.getElementById('btn5').className="";
  document.getElementById('btn6').className="";
  document.getElementById('btn7').className="";
  document.getElementById('btn8').className="";
  document.getElementById('btn9').className="";
  
  cur_btn.className="sel";
} 

function fixed_st_k_text(){
  sttext = curtext;
} 


OpenWindow = "";

function windowclose(){

if(false == OpenWindow.closed) 
 {
    OpenWindow.close();
 }

}