crazy router for matching any part an url hash to a naming convention

gistfile1

var window = arr.length;

for(var i = 0;  < arr.length; i++){

    for(var index = i; index >= 0; index--){
        loopOverWindow(arr,window,index);
    }

    window --;
}

loopOverWindow = function(arr, windowLength, start){
    var rtn = '';

    for(var z = start; z < window; z ++){
        rtn = rtn + arr[z];
    }

    return rtn;
}