function fnDropDownReduce(objSource,intRemaining){
	for(intI=objSource.options.length-1;intI>=intRemaining;intI--)objSource.remove(intI);
}

function fnDropDownReplace(objSource,intRemaining,jsonArray){
	fnDropDownReduce(objSource,intRemaining);
	for (var strKey in jsonArray)objSource.options[objSource.options.length] = new Option(jsonArray[strKey],strKey);
	if (intRemaining==1 && objSource.options.length==2) objSource.selectedIndex = 1;
}
function fnString2File(strInput)
{
while (strInput.indexOf(" ")>-1)strInput=strInput.replace(" ","-");
strInput = escape(strInput);
while (strInput.indexOf("%")>-1)strInput=strInput.replace("%","+");
return strInput.toLowerCase();
}