function check3() {
	if (form3.source_l.value=="" || form3.target_l.value=="" || form3.page_l.value=="" || form3.tran_type.value=="") {
		alert("You have to enter something!");
		form3.page_l.focus();
		return false;
	} else {
    	return true;
    }
}


function source(id,name_id_option) {

  var perem_lenght=document.all['target_l'].length;
  for (i = 1; i < perem_lenght; i++) {
		try
      {
        // try to create XMLHttpRequest object
  		var nname=name_id_option+i;
  		if (id==document.all['target_l'].options[i].value) {
			document.getElementById(nname).outerHTML = "";
	    }
	  }
      catch (e) {}
  }
  return true;
}





function check_gb()
	{

	if (document.gb.name.value=='' || document.gb.city.value=='' || document.gb.comments.value=='') {
		alert('You have some empty fields!');
		window.document.gb.name.focus();
		return false;
	} else 	if (window.document.gb.hislo.value=="") {
		alert("Please enter the code!");
		window.document.gb.hislo.focus();
		return false;
  	} else {
    	window.document.gb.submit();
    	return true;
	}
}