function setClassInt(){
	document.getElementById('nph0').className='line';
	document.getElementById('nph1').className='line';
	document.getElementById('nph2').className='line';
	document.getElementById('nph3').className='line';
	document.getElementById('nph4').className='';
	document.getElementById('cntn0').style.display='none';
	document.getElementById('cntn1').style.display='none';
	document.getElementById('cntn2').style.display='none';
	document.getElementById('cntn3').style.display='none';
	document.getElementById('cntn4').style.display='none';
}

function setClass(o){
	//setCookie('sjzhead_collapse',o,30);

	setClassInt();
	eval("document.getElementById('nph"+o+"').className='actnav';");
	eval("document.getElementById('cntn"+o+"').style.display='block';");
	//eval("loadSelect(document.getElementById('sjzf"+n+".province"+n+");");
}

function getCookie( name ) {     
	var start = document.cookie.indexOf( name + "=" );     
	var len = start + name.length + 1;     
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {         
		return null;     
	}     
	if ( start == -1 ) return null;     
	var end = document.cookie.indexOf( ';', len );     
	if ( end == -1 ) end = document.cookie.length;     
	return unescape( document.cookie.substring( len, end ) ); 
} 

function setCookie( name, value, expires, path,domain, secure ) {
	var today = new Date();     
	today.setTime( today.getTime() );     
	if ( expires ) {         
		expires = expires * 1000 * 60 * 60 * 24;
	}     
	var expires_date = new Date( today.getTime() + (expires) );     
	document.cookie = name+'='+escape( value ) +         
		( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()         
		( ( path ) ? ';path=' + path : '/' ) +         
		( ( domain ) ? ';domain=' + domain : '' ) +         
		( ( secure ) ? ';secure' : '' ); 
}

function deleteCookie( name, path, domain ) {     
	if ( getCookie( name ) ) document.cookie = name + '=' +             
		( ( path ) ? ';path=' + path : '') +             
		( ( domain ) ? ';domain=' + domain : '' ) +             
		';expires=Thu, 01-Jan-1970 00:00:01 GMT'; 
}