navigation.js

数据库系统教材中附录的课程设计accomodation宿舍管理系统源码

function addLoadEvent(func){
	var oldonload=window.onload;
	if(typeof window.onload !="function"){
		window.onload=func;
	}
	else{
		window.onload=function(){
			oldonload();
			func();
		};
	}
}
function displayNone(){
	var l=document.getElementsByTagName("ul");
	for(var i=0;i<l.length;i++){
		l[i].style.display="none";
	}
}
function displayLease(){
	var leaseId=document.getElementById("lease");
	var leaseLst=document.getElementById("LeaseList");
	leaseId.onclick=function(){
			displayNone();
			leaseLst.style.display="";	
	};
}
function displayInvoice(){
	var invoiceId=document.getElementById("invoice");
	var invoiceLst=document.getElementById("invoiceList");
	invoiceId.onclick=function(){
			displayNone();
			invoiceLst.style.display="";	
	};
}
function displayInspection(){
	var inspectionId=document.getElementById("inspection");
	var inspectionLst=document.getElementById("inspectionList");
	inspectionId.onclick=function(){
			displayNone();
			inspectionLst.style.display="";	
	};
}


function displayDepartment(){
	var departmentId=document.getElementById("department");
	var departmentLst=document.getElementById("departmentList");
	departmentId.onclick=function(){
			displayNone();
			departmentLst.style.display="";	
	};
}

function displayStudent(){
	var studentId=document.getElementById("student");
	var studentLst=document.getElementById("studentList");
	studentId.onclick=function(){
			displayNone();
			studentLst.style.display="";	
	};
}

function displayStaff(){
	var staffId=document.getElementById("staff");
	var staffLst=document.getElementById("staffList");
	staffId.onclick=function(){
			displayNone();
			staffLst.style.display="";	
	};
}
addLoadEvent(displayNone);
addLoadEvent(displayLease);
addLoadEvent(displayInvoice);
addLoadEvent(displayInspection);
addLoadEvent(displayDepartment);
addLoadEvent(displayStudent);
addLoadEvent(displayStaff);