KeyEvent = {};

KeyEvent.OnKeyEvent = function(evt, Call, sKeyCombination, arArguments){
    this._Ctrl = false;
    this._Alt = false;
    this._Shift = false;
    this._KeyMatch = true;
    this._Key = null;
    this._KeyCombination = sKeyCombination;
    
    if(window.event){                               //IE
        this._Key = window.event.keyCode;
        
        if(window.event.ctrlKey){
            this._Ctrl = true;
            this._Key = this._Key + 96;
        }
        if(window.event.shiftKey){
            this._Shift = true;
            if(this._Key > 90)
                this._Key = this._Key - 32;
        }
        if(window.event.altKey){
            this._Alt = true;
        }
    }else{                                               //Firefox
        this._Key = evt.which;
        
        if(evt.ctrlKey){
            this._Ctrl = true;
        }
        if(evt.shiftKey){
            this._Shift = true;
        }
        if(evt.altKey){
            this._Alt = true;
        }
    }
    
    /////////////////////////////////////////////////////////////////////////////////////////////////
    this.MatchKey = function(Key, sKeyCombination){
        var arKeyCombination = sKeyCombination.split("+");
        for(var z = 0; z < arKeyCombination.length; z++){
            switch(arKeyCombination[z]){
                
                case 'Ctrl':
                    if(!this._Ctrl)
                        this._KeyMatch = false
                break;
                
                case 'Shift':
                    if(!this._Shift)
                        this._KeyMatch = false
                break;
                
                case 'Alt':
                    if(!this._Alt)
                        this._KeyMatch = false
                break;
                
                default:
                    if(String.fromCharCode(Key) != arKeyCombination[z])
                         this._KeyMatch = false;
            }
        }
        return this._KeyMatch;
    }
    /////////////////////////////////////////////////////////////////////////////////////////////////
    
    //this.MatchKey(this._Key, this._KeyCombination);
    
    //if(this._KeyMatch){
        //eval(Call + "(" + arArguments + ")");
    //}
}