// 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, vname )
{this.list_target = list_target;
this.ename = vname ;
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' ){
		element.name = this.ename + 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';
		};
		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 = 'Delete';
		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 );
	};
};