function turnToPage(page) {
  
	document.getElementById("pageNoId").value = page;
	var key = document.getElementById("keyId").value;
	var id = document.getElementById("categoryId").value;
	var encode= encodeURI(key);
	document.couForm1.action = "/course/list/c" + id + "-p" + page + "-k"
			+ encode + ".htm";
	document.couForm1.submit();
}

function iSearch(){
	if (document.getElementById("keyId").value == document.getElementById("keyId").defaultValue){
		alert("请输入你要查找的内容");
		return false;
	}// end if
	
	searchByKey(document.getElementById("keyId").value);
}

function searchByKey(value) {
	var param;
	if (typeof(value) == 'undefined') {
		param = document.getElementById('keyId').value + "";
		param = trim(param);
	} else {
		param = trim(value);

	}
	document.getElementById("keyId").value = param;
	document.getElementById("pageNoId").value = "1";
	var pageNo = document.getElementById("pageNoId").value;
	var encoded = encodeURI(param);
	var id =  document.getElementById("categoryId").value;
	document.couForm1.action = "/course/list/c" + id + "-p" + pageNo
			+ "-k" + encoded + "-o"+".htm";
	document.couForm1.submit();
}

function searchByCategory(id, key, pageNo) 
{
	document.getElementById("keyId").value = document
			.getElementById("keywordId").value;
	if (typeof(key) == 'undefined')
		key = "";
	pageNo = 1;
	var encoded = encodeURI(key);
	document.couForm1.action = "/course/list/c" + id + "-p" + pageNo + "-k"
			+ encoded + ".htm";
	document.couForm1.submit();
}

function toPage() {
	var page = document.getElementById("pageNo").value;
	var pattern = /^[1-9]\d*$/;
	if (!pattern.exec(page)) {
		/*
		 * alert("请输入你要到达的页数，从第一页开始！"); return ;
		 */
		page = "";
	}
	if (page > maxPage) {
		page = maxPage;
	}
	turnToPage(page);
}

function trim(str) {
	return str.replace(/(^\s*)|(\s*$)/g, "");
}

function searchAllByKey() {
	document.getElementById("pageNoId").value = "1";
	document.getElementById("categoryId").value="";
	document.getElementById("keyId").value ="";
	document.couForm1.submit();
}

function toPageManage(){
	var page = document.getElementById("pageNo").value;
	var pattern = /^[1-9]\d*$/;
	if (!pattern.exec(page)) {
		/*
		 * alert("请输入你要到达的页数，从第一页开始！"); return ;
		 */
		page = "";
	}
	if (page > maxPage) {
		page = maxPage;
	}
	turnToPageManage(page);
}
function turnToPageManage(page){
		//document.getElementById("keyId").value = document.getElementById("keyId").value;
		//document.getElementById("categoryId").value = document.getElementById("categoryId").value;
		//document.getElementById("flagId").value = document.getElementById("flagId").value;
		document.getElementById("pageNoId").value = page;
		document.couForm1.submit();
}
function searchByKeyManage(value)
	{   
		var param;
	    if (typeof(value) == 'undefined') {
		param = document.getElementById('keyId').value + "";
		param = trim(param);
    	} 
    	else {
	   	param = trim(value);
    	}

		document.getElementById("keyId").value = param;
		document.getElementById("pageNoId").value = "1";
		document.couForm1.submit();
	}
function searchByCategoryManage(id,key)
	{ 
		var param;
	    if (typeof(key) == 'undefined') {
		param = document.getElementById('keyId').value + "";
		param = trim(param);
    	} 
    	else {
	   	param = trim(key);
    	}
		document.getElementById("pageNoId").value = "1";
		document.getElementById("categoryId").value=id;
		document.getElementById("keyId").value = param;
		document.couForm1.submit();
	}