// Multiple file selector by Stickman -- http://www.the-stickman.com 
// with thanks to: [for Safari fixes] Luis Torrefranca -- http://www.law.pitt.edu and Shawn Parker & John Pennypacker -- http://www.fuzzycoconut.com [for duplicate name bug] 'neal'
function MultiSelector( list_target, max ){
this.list_target = list_target;
this.count = 0;
this.id = 0;
if( max ){
this.max = max;
} else {
this.max = -1;
}
this.addElement = function( element ){
    if( element.tagName == 'INPUT' && element.type == 'file' ){
//    var reRar = /\.rar$/gi
//    var s=element.value;
//    if( reRar.test(s) ) {
//	alert('Nie obslugiwany format RAR');
//    }

	element.name = 'zdjecie_' + this.id++;
	element.multi_selector = this;
	element.onchange = function(){
	    var new_element = document.createElement( 'input' );
	    new_element.type = 'file';
	    this.parentNode.insertBefore( new_element, this );
	    this.multi_selector.addElement( new_element );
	    this.multi_selector.addListRow( this );
	    this.style.position = 'absolute';
	    this.style.left = '-1000px';
	    this.style.color = 'red';


	}
	if( this.max != -1 && this.count >= this.max ){
	    element.disabled = true;
	}
	this.count++;
	this.current_element = element;
    } else {
	alert( 'Error: not a file input element' );
    }
}
this.addListRow = function( element ){
    var new_row = document.createElement( 'div' );
    var new_row_button = document.createElement( 'input' );
    new_row_button.type = 'button';
    new_row_button.value = 'Usun';
    new_row.element = element;
    new_row_button.onclick= function(){
	this.parentNode.element.parentNode.removeChild( this.parentNode.element );
	this.parentNode.parentNode.removeChild( this.parentNode );
	this.parentNode.element.multi_selector.count--;
	this.parentNode.element.multi_selector.current_element.disabled = false;
	return false;
    }
    new_row.innerHTML = element.value;
    new_row.appendChild( new_row_button );
    this.list_target.appendChild( new_row );
}
}