// +----------------------------------------------------------------+

// | Array functions that are missing in IE 5.0                     |

// | Author: Cezary Tomczak [www.gosu.pl]                           |

// | Free for any use as long as all copyright messages are intact. |

// +----------------------------------------------------------------+



// Removes the last element from an array and returns that element.

if (!Array.prototype.pop) {

    Array.prototype.pop = function() {

        var last;

        if (this.length) {

            last = this[this.length - 1];

            this.length -= 1;

        }

        return last;

    };

}



// Adds one or more elements to the end of an array and returns the new length of the array.

if (!Array.prototype.push) {

    Array.prototype.push = function() {

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

            this[this.length] = arguments[i];

        }

        return this.length;

    };

}



// Removes the first element from an array and returns that element.

if (!Array.prototype.shift) {

    Array.prototype.shift = function() {

        var first;

        if (this.length) {

            first = this[0];

            for (var i = 0; i < this.length - 1; ++i) {

                this[i] = this[i + 1];

            }

            this.length -= 1;

        }

        return first;

    };

}



// Adds one or more elements to the front of an array and returns the new length of the array.

if (!Array.prototype.unshift) {

    Array.prototype.unshift = function() {

        if (arguments.length) {

            var i, len = arguments.length;

            for (i = this.length + len - 1; i >= len; --i) {

                this[i] = this[i - len];

            }

            for (i = 0; i < len; ++i) {

                this[i] = arguments[i];

            }

        }

        return this.length;

    };

}



// Adds and/or removes elements from an array.

if (!Array.prototype.splice) {

    Array.prototype.splice = function(index, howMany) {

        var elements = [], removed = [], i;

        for (i = 2; i < arguments.length; ++i) {

            elements.push(arguments[i]);

        }

        for (i = index; (i < index + howMany) && (i < this.length); ++i) {

            removed.push(this[i]);

        }

        for (i = index + howMany; i < this.length; ++i) {

            this[i - howMany] = this[i];

        }

        this.length -= removed.length;

        for (i = this.length + elements.length - 1; i >= index + elements.length; --i) {

            this[i] = this[i - elements.length];

        }

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

            this[index + i] = elements[i];

        }

        return removed;

    };

}<!-- 

 --><!-- 

 -->