function  query()
{
	var tbsearch = document.all.item("txtSearch");
	try
	{

		if (tbsearch.value=='')
		{
		//alert("tbsearch.value is niks");
			return false;
			
		}
		else
		{
				if(document.getElementById('rbAudio').checked)
				{
					
					window.location.href('search_result.aspx?q='+URLEncode(tbsearch.value)+'&s=a');
					return true;
				}else{
				
					window.location.href('search_result.aspx?q='+URLEncode(tbsearch.value)+'&s=l');
					return true;
				}

				
		}
				//document.write("tbsearch.value="+tbsearch.value);
	}
	catch(e)
	{
		alert(e.tostring);
	}
}


function restoreSearchBox()
{
	var urlString = location.href;
	var theSplit = urlString.lastIndexOf('searchString=');

	if (theSplit > 0)
	{
		document.all.item("txtSearch").value = URLDecode(urlString.substring(theSplit+2));
	}
	
	document.all.item("txtSearch").focus();
	
}

function URLEncode(thevar)
{
	// The Javascript escape and unescape functions do not correspond
	// with what browsers actually do...
	var SAFECHARS = "0123456789" +					// Numeric
					"ABCDEFGHIJKLMNOPQRSTUVWXYZ" +	// Alphabetic
					"abcdefghijklmnopqrstuvwxyz" +
					"-_.!~*'()";					// RFC2396 Mark characters
	var HEX = "0123456789ABCDEF";

	var plaintext = thevar;
	var encoded = "";
	for (var i = 0; i < plaintext.length; i++ ) {
		var ch = plaintext.charAt(i);
	    if (ch == " ") {
		    encoded += "+";				// x-www-urlencoded, rather than %20
		} else if (SAFECHARS.indexOf(ch) != -1) {
		    encoded += ch;
		} else {
		    var charCode = ch.charCodeAt(0);
			if (charCode > 255) {
			    alert( "Unicode Character '" 
                        + ch 
                        + "' cannot be encoded using standard URL encoding.\n" +
				          "(URL encoding only supports 8-bit characters.)\n" +
						  "A space (+) will be substituted." );
				encoded += "+";
			} else {
				encoded += "%";
				encoded += HEX.charAt((charCode >> 4) & 0xF);
				encoded += HEX.charAt(charCode & 0xF);
			}
		}
	} // for

	return encoded;
};


function td_style(itm,csstyle) 
{ 
	itm.style.cursor = csstyle; 
}; 




function URLDecode(thevar )
{
   // Replace + with ' '
   // Replace %xx with equivalent character
   // Put [ERROR] in output if %xx is invalid.
   var HEXCHARS = "0123456789ABCDEFabcdef"; 
   var encoded = thevar;
   var plaintext = "";
   var i = 0;
   while (i < encoded.length) {
       var ch = encoded.charAt(i);
	   if (ch == "+") {
	       plaintext += " ";
		   i++;
	   } else if (ch == "%") {
			if (i < (encoded.length-2) 
					&& HEXCHARS.indexOf(encoded.charAt(i+1)) != -1 
					&& HEXCHARS.indexOf(encoded.charAt(i+2)) != -1 ) {
				plaintext += unescape( encoded.substr(i,3) );
				i += 3;
			} else {
				alert( 'Bad escape combination near ...' + encoded.substr(i) );
				plaintext += "%[ERROR]";
				i++;
			}
		} else {
		   plaintext += ch;
		   i++;
		}
	} // while
   return plaintext;
};