function Table( options )
{
	options = options || {};

	this.root = document.createElement("table");
	this.root.classList.add("litetable");

	this.columns = [];
	this.column_fields = [];
	this.rows = [];
	this.data = [];

	this._must_update_header = true;

	if(options.colums)
		this.setColumns(options.colums);

	if(options.scrollable)
		this.root.style.overflow = "auto";

	if(options.height)
		this.root.style.height = LiteGUI.sizeToCSS( options.height );

	if(options.columns)
		this.setColumns( options.columns );

	if(options.rows)
		this.setRows( options.data );
}
Adjust the size of the dialog to the size of the content
@method adjustSize
@param {number} margin