function Validate(frm)
{
var elems = frm.getElementsByTagName("input");
for(var i=0; i < elems.length; i++)
	{
	if ((elems[i].title == "require") && (elems[i].value == ''))
		{
		elems[i].className="err";
		alert("Не заполнено обязательное поле!");
		elems[i].focus();
		elems[i].className="gb";
		return false;
		}
	}
var elems = frm.getElementsByTagName("textarea");
for(var i=0; i < elems.length; i++)
	{
	if ((elems[i].title == "require") && (elems[i].value == ''))
		{
		elems[i].className="err";
		alert("Не заполнено обязательное поле!");
		elems[i].focus();
		elems[i].className="gb";
		return false;
		}
	}
return true;
}

function sm(x, y)
{
 myWin = open("mailto:" + x + "@" + y, "displayNew");
}

function full(name, x, y, im_id)
{
	img = document.images[im_id];
	img.style.display = img.style.display == 'block'? 'none' : 'block';
	img.src = name;
	img.width = x;
	img.height = y;
}

function hide(im_id)
{
	document.images[im_id].style.display = 'none';
}

function flipBox(who)
{
	var tmp;
	if (document.images['b_' + who].src.indexOf('_on') == -1)
      {
		tmp = document.images['b_' + who].src.replace('_off', '_on');
		document.getElementById('box_' + who).style.display = 'none';
		document.images['b_' + who].src = tmp;
 	   } else {
		tmp = document.images['b_' + who].src.replace('_on', '_off');
		document.getElementById('box_' + who).style.display = 'block';
		document.images['b_' + who].src = tmp;
	}
}

function addText(elname, wrap1, wrap2)
{
	if (document.selection)
      { // for IE
		var str = document.selection.createRange().text;
		document.forms['inputform'].elements[elname].focus();
		var sel = document.selection.createRange();
		sel.text = wrap1 + str + wrap2;
		return;
   	} else
      if ((typeof document.forms['inputform'].elements[elname].selectionStart) != 'undefined')
         { // for Mozilla
   		var txtarea = document.forms['inputform'].elements[elname];
	   	var selLength = txtarea.textLength;
		   var selStart = txtarea.selectionStart;
   		var selEnd = txtarea.selectionEnd;
	   	var oldScrollTop = txtarea.scrollTop;
		   //if (selEnd == 1 || selEnd == 2)
   		//selEnd = selLength;
	   	var s1 = (txtarea.value).substring(0,selStart);
		   var s2 = (txtarea.value).substring(selStart, selEnd)
   		var s3 = (txtarea.value).substring(selEnd, selLength);
	   	txtarea.value = s1 + wrap1 + s2 + wrap2 + s3;
   		txtarea.selectionStart = s1.length;
	   	txtarea.selectionEnd = s1.length + s2.length + wrap1.length + wrap2.length;
	   	txtarea.scrollTop = oldScrollTop;
		   txtarea.focus();
   		return;
         } else {
	   	insertText(elname, wrap1 + wrap2);
	   }
}

function insertText(elname, what)
{
	if (document.forms['inputform'].elements[elname].createTextRange) {
		document.forms['inputform'].elements[elname].focus();
		document.selection.createRange().duplicate().text = what;
	} else if ((typeof document.forms['inputform'].elements[elname].selectionStart) != 'undefined') { // for Mozilla
		var tarea = document.forms['inputform'].elements[elname];
		var selEnd = tarea.selectionEnd;
		var txtLen = tarea.value.length;
		var txtbefore = tarea.value.substring(0,selEnd);
		var txtafter =  tarea.value.substring(selEnd, txtLen);
		var oldScrollTop = tarea.scrollTop;
		tarea.value = txtbefore + what + txtafter;
		tarea.selectionStart = txtbefore.length + what.length;
		tarea.selectionEnd = txtbefore.length + what.length;
		tarea.scrollTop = oldScrollTop;
		tarea.focus();
	} else {
		document.forms['inputform'].elements[elname].value += what;
		document.forms['inputform'].elements[elname].focus();
	}
}

function show_hide(msg_id) {
	msg_id.style.display = msg_id.style.display == 'none' ? 'block' : 'none';
}