function Cancel_onclick()  {
	history.back();
}

function myelpcheckall(form, name){ 
     var isChecked=(form.elpcheckall.checked == true); 
     var elements=form.elements; 
     var counter=elements.length; 
     for(i=0;i<counter;i++){ 
           var element=elements[i]; 
           if((element.name==name) && (element.type=="checkbox")){ 
               element.checked=isChecked; 
           } 
     } 
} 
     
function myelpanyChecked(form, name){ 
        var elements=form.elements; 
        var counter=elements.length; 
        for(i=0;i<counter;i++){ 
            var element=elements[i]; 
            if((element.name==name)&&(element.checked == true)){ 
               return element.value; 
            } 
        } 
        return 0; 
} 

function gotoPage() {  
    var reg1=/[^\d]/;
    if (document.listForm.pageno.value=='' ||
        reg1.test(document.listForm.pageno.value)) {
        alert('Ò³Êý²»ºÏ·¨');
        return;
    }
    document.listForm.submit();
}