js post方式传递提交的实现代码

var myForm = document.createElement("form"); 
myForm.method="get" ; 
myForm.action = "line_ticket.aspx" ; 
var myInput = document.createElement("input") ; 
myInput.setAttribute("name", "id") ; 
myInput.setAttribute("value", idStr); 
myForm.appendChild(myInput) ; var myInput2 = document.createElement("input") ; 
myInput2.setAttribute("name", "fid") ; 
myInput2.setAttribute("value", fid); 
myForm.appendChild(myInput2) ; 
var myInput3 = document.createElement("input") ; 
myInput3.setAttribute("name", "unlock") ; 
myInput3.setAttribute("value", unlock); 
myForm.appendChild(myInput3) ; 
var myInput4 = document.createElement("input") ; 
myInput4.setAttribute("name", "Option") ; 
myInput4.setAttribute("value", "del"); 
myForm.appendChild(myInput4) ; 
document.body.appendChild(myForm) ; 
myForm.submit() ; 
document.body.removeChild(myForm) ;