//检查字符串是否为数值
function isNumber( str ){
 	if( str.length == 0 ) return false;
 	for( var loc=0; loc<str.length; loc++ )
 		if( (str.charAt(loc) < '0') || (str.charAt(loc) > '9') ) return false;
 	return true;	
}
 
function required(item)
{
	return item.value.trim()!="";
}

//删除字符串前后的空白
function trim(strText){ 
  while (strText.substring(0,1) == ' ') 
    strText = strText.substring(1, strText.length);
  while (strText.substring(strText.length-1,strText.length) == ' ')
    strText = strText.substring(0, strText.length-1);
  return strText;
} 

function openwin(url){
	//newwin = window.open(url, "newwindow", "toolbar=no,location=no, status=no,menubar=no,scrollbars=yes,resizable=yes,width=700,height=500");
	window.open(url, "newwin", "toolbar=no,menubar=no,scrollbars=no,width=700,height=500");
}

function openwin1(url){
	newwin = window.open(url, "newwindow", "toolbar=no,location=no, status=no,menubar=no,scrollbars=yes,resizable=yes,width=700,height=500");
}

//分页函数
function show_pages(u,p,c,n)//(url,pagenum,curpage,n) url 页数 当前页 分页单位
{
	n_p = Math.ceil(p/n);
	n_c = Math.ceil(c/n);
	document.writeln("Goto Page: ");
	if(n_p > 1)
		if(n_c > 1)
			document.writeln("<a href="+u+((n_c-2)*n+1)+">上"+n+"页</a> ");
	
	for(i=(n_c-1)*n+1;i<=Math.min((n_c-1)*n+n,p);i++)
		if(i==c)
			document.writeln("<b>"+i+"</b> ");
		else
			document.writeln("<a href="+u+i+">"+i+"</a> ");
			
	if(n_p > 1)
		if(n_c < n_p)
			document.writeln("<a href="+u+(n_c*n+1)+">下"+n+"页</a> ");
}

function alertinfo(u)//userstate
{
	if(u=="1")
		alert("请登录后使用！");
	if(u=="2")
		alert("请申请后使用！");
}
var areass = new Array (
"791",  "南昌",      
"701",  "鹰潭",      
"792",  "九江",      
"793",  "上饶",      
"794",  "抚州",      
"795",  "宜春",      
"796",  "吉安",      
"797",  "赣州",      
"798",  "景德镇",    
"799",  "萍乡",      
"790",  "新余"
)

function show_areas(thisarea){
	for(i=0;i<areass.length/2;i++){
		selectInfo = "";
		if(thisarea==areass[i*2]){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+areass[i*2]+"'"+selectInfo+">"+areass[i*2+1]+"</option>");
	}
}
var area = new Array (
"000",	"全部地区",
"791",  "南昌",      
"701",  "鹰潭",      
"792",  "九江",      
"793",  "上饶",      
"794",  "抚州",      
"795",  "宜春",      
"796",  "吉安",      
"797",  "赣州",      
"798",  "景德镇",    
"799",  "萍乡",      
"790",  "新余"
)

function show_area(thisareas){
	for(i=0;i<area.length/2;i++){
		selectInfo = "";
		if(thisareas==area[i*2]){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+area[i*2]+"'"+selectInfo+">"+area[i*2+1]+"</option>");
	}
}




function show_year(thisyear){
	document.writeln("<option value=''>选择</option>");
	for(i=2007;i<=2010;i++){
		selectInfo = "";
		if(thisyear==i){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+i+"'"+selectInfo+">"+i+"年</option>");
	}
}

function show_month(thismonth){
	document.writeln("<option value=''>选择</option>");
	for(i=1;i<=12;i++){
		selectInfo = "";
		ii = ""+i;
		if(i<10)	ii="0"+i;
		if(thismonth==ii){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+ii+"'"+selectInfo+">"+i+"月</option>");
	}
}

function show_day(thisday){
	document.writeln("<option value=''>选择</option>");
	for(i=1;i<=31;i++){
		selectInfo = "";
		ii = ""+i;
		if(i<10)	ii="0"+i;
		if(thisday==ii){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+ii+"'"+selectInfo+">"+i+"日</option>");
	}
}



function show_hour(thishour){
	document.writeln("<option value=''>选择</option>");
	for(i=0;i<=23;i++){
		selectInfo = "";
		ii = ""+i;
		if(i<10)	ii="0"+i;
		if(thishour==ii){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+ii+"'"+selectInfo+">"+i+"时</option>");
	}
}


function show_min(thismin){
	document.writeln("<option value=''>选择</option>");
	for(i=0;i<=59;i++){
		selectInfo = "";
		ii = ""+i;
		if(i<10)	ii="0"+i;
		if(thismin==ii){
			selectInfo = " selected";
		}
		document.writeln("<option value='"+ii+"'"+selectInfo+">"+i+"分</option>");
	}
}