//tabel rijen kleur geven
function colorizeGrid(grid) 
{
	grid.getElements('tr').each(function(row, i) {
	if (i % 2) {
	if (!row.hasClass('row2'))
	row.addClass('row2');
	} else {
	if (row.hasClass('row2')) 
	row.removeClass('row2');
	}
	});
}

//select land
function sel_land()
{
	var a = $('zoek_gebied').getElement('select');
	var value = a.getValue();
	var url = '/index.php?module=zoek&file=ajax&land='+value+'';

	new Ajax(url, {
		method: 'post',
		update: $('log_res')
	}).request();
}	

//select gebied
function sel_gebied(land,oord)
{
	var a = $('go_gebied').getElement('select');
	var gid = a.getValue();
	
	window.location='/'+land+'/'+oord+'/sneeuwhoogte/'+gid+'';
}