function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function StringsMatch(string1, string2)
{
var x = 0;
var strings_match = true;

if(string1.length != string2.length)
	{
	return false;
	}
	
for(x = 0; x < string1.length; x++)
	{
	if (string1.charAt(x) != string2.charAt(x))
		{
		strings_match = false;
		}
	}
return strings_match;
}

function ChangeString(sourcestring, stringtoremove, stringtosub)
{
var cstring = "";

for(var i=0; i < sourcestring.length; i++)
	{
	if(StringsMatch(sourcestring.substring(i, i + stringtoremove.length), stringtoremove))
		{
		i += (stringtoremove.length - 1)
		cstring += stringtosub;
		} else {
		cstring += sourcestring.substring(i, i+1);
		}
	}
return cstring;
}