var a=1;
function vaNull(frm){
	if(a==1){
		frm.value="";
		a=0;
	}
}

function check() {
if (this.search_form.search.value.length < 3)
{alert ("Type three or more symbols please.");
return false;}
}

var MM_contentVersion = 6;
var canToPlay;
var plugin = (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"]) ?
navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin : 0;
if (plugin) {
 var words = navigator.plugins["Shockwave Flash"].description.split(" ");
 for (var i = 0; i < words.length; ++i) {
  if (isNaN(parseInt(words[i]))) continue;
  var MM_PluginVersion = words[i];
 }
 var MM_FlashCanPlay = MM_PluginVersion >= MM_contentVersion;
}if (navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0 &&
(navigator.appVersion.indexOf("Win") != -1)) {
 document.write('<SCR' + 'IPT LANGUAGE=VBScript> \n');
 document.write('on error resume next \n');
 document.write('MM_FlashCanPlay = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash." & ');
 document.write('MM_contentVersion))) \n</SCR' + 'IPT> \n');
}
if ( MM_FlashCanPlay){
        //alert("Flash is playing");
        canToPlay=true;
}else{
// document.write('<img src="example_1.gif" width="400" height="100" border=0>');
        //alert("Flash cannot play");
        canToPlay=false;
}