function utf8(wide) {
	var c, s;
	var enc = "";
	var i = 0;
	while(i<wide.length) {
		c= wide.charCodeAt(i++);
		if (c>=0xDC00 && c<0xE000) continue;
		if (c>=0xD800 && c<0xDC00) {
			if (i>=wide.length) continue;
			s= wide.charCodeAt(i++);
			if (s<0xDC00 || c>=0xDE00) continue;
			c= ((c-0xD800)<<10)+(s-0xDC00)+0x10000;
		}
		if (c<0x80) enc += String.fromCharCode(c);
		else if (c<0x800) enc += String.fromCharCode(0xC0+(c>>6),0x80+(c&0x3F));
		else if (c<0x10000) enc += String.fromCharCode(0xE0+(c>>12),0x80+(c>>6&0x3F),0x80+(c&0x3F));
		else enc += String.fromCharCode(0xF0+(c>>18),0x80+(c>>12&0x3F),0x80+(c>>6&0x3F),0x80+(c&0x3F));
	}
	return enc;
}
var hexchars = "0123456789ABCDEF";
function toHex(n) {
	return hexchars.charAt(n>>4)+hexchars.charAt(n & 0xF);
}
var okURIchars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-";
function encodeURIComponentNew(s) {
	var s = utf8(s);
	var c;
	var enc = "";
	for (var i= 0; i<s.length; i++) {
		if (okURIchars.indexOf(s.charAt(i))==-1)
		enc += "%"+toHex(s.charCodeAt(i));
		else
		enc += s.charAt(i);
	}
	return enc;
}
function doExternalSearch(strActionURL)	{
	if(strActionURL !='^^') {var urlArray=strActionURL.split('^^');var currentIndex = document.forms[0].chooseSite.selectedIndex;
		var currentURL = urlArray[currentIndex];
		var newURL = currentURL.substring(0,currentURL.indexOf('@@'));sQueryText = document.forms[0].query.value;newURL = newURL + encodeURIComponentNew(sQueryText);newURL = newURL + currentURL.substring(eval(currentURL.indexOf('@@')+2),currentURL.length);window.location.href=newURL;
	}
}