/*
	:..................................................................
	:    hava.js                                                      :
	:    (c) Copyright 2007 Atif Dag                                  :
	:    ben@atifdag.com | http://www.atifdag.com                     :
	:    Tüm haklari saklidir.                                        :
	:..... ...........................................................:
	*/

	function showimage() {
		document.images.preview1.src = 'http://www.meteor.gov.tr/sunum/imgtahmingor-c1-g.aspx?merkez=' + getSelectedValue( 'havaform', 'il' ) + '&gun=1';
		document.images.preview2.src = 'http://www.meteor.gov.tr/sunum/imgtahmingor-c1-g.aspx?merkez=' + getSelectedValue( 'havaform', 'il' ) + '&gun=2';
	}

	function getSelectedValue( frmName, srcListName ) {
		var form = eval( 'document.' + frmName );
		var srcList = eval( 'form.' + srcListName );
		i = srcList.selectedIndex;
		if (i != null && i > -1) {
			return srcList.options[i].value;
		}
		else {
			return null;
		}
	}