var g_eparametera = null;
var g_eparameterav = "";
var g_eparameterb = null;
var g_eparameterbv = "";
var g_eparameterc = null;
var g_eparametercv = "";
var g_eparameterd = null;
var g_eparameterdv = "";

function showpopwin(ep,eda,edb){
     var df=document.all.popwinfrm;
     var wf=window.frames.popwinfrm;
 //    if(null==wf.g_fpopwinloaded||false==wf.g_fpopwinloaded){
 //        alert("数据未加载完\r\n请重新刷新界面.");
 //       return;
 //    }
        var el=0;
        var et=0;
        var p=ep;
        while(p&&p.tagname!="body"){
           et+=p.offsettop;
           el+=p.offsetleft;
           p=p.offsetparent;
        }
        var eh=ep.offsetheight;
        var dh=df.style.pixelheight;
        var st=document.body.scrolltop;
        df.style.left=el;
        if(et-dh>=st&&et+eh+dh>document.body.clientheight+st)
            df.style.top=et-dh;else df.style.top=et+eh;
        if("none"==df.style.display)
            df.style.display="block";
        g_eparametera = eda;
        g_eparameterb = edb;

}
function showpopwin1(ep,eda,edb){
     var df=document.all.popwinfrm1;
     var wf=window.frames.popwinfrm1;
 //    if(null==wf.g_fpopwinloaded||false==wf.g_fpopwinloaded){
 //        alert("数据未加载完\r\n请重新刷新界面.");
 //       return;
 //    }
        var el=0;
        var et=0;
        var p=ep;
        while(p&&p.tagname!="body"){
           et+=p.offsettop;
           el+=p.offsetleft;
           p=p.offsetparent;
        }
        var eh=ep.offsetheight;
        var dh=df.style.pixelheight;
        var st=document.body.scrolltop;
        df.style.left=el;
        if(et-dh>=st&&et+eh+dh>document.body.clientheight+st)
            df.style.top=et-dh;else df.style.top=et+eh;
        if("none"==df.style.display)
            df.style.display="block";
        g_eparametera = eda;
        g_eparameterb = edb;

}
function showpopwin2(ep,eda,edb){
     var df=document.all.popwinfrm2;
     var wf=window.frames.popwinfrm2;
 //    if(null==wf.g_fpopwinloaded||false==wf.g_fpopwinloaded){
 //        alert("数据未加载完\r\n请重新刷新界面.");
 //       return;
 //    }
        var el=0;
        var et=0;
        var p=ep;
        while(p&&p.tagname!="body"){
           et+=p.offsettop;
           el+=p.offsetleft;
           p=p.offsetparent;
        }
        var eh=ep.offsetheight;
        var dh=df.style.pixelheight;
        var st=document.body.scrolltop;
        df.style.left=el;
        if(et-dh>=st&&et+eh+dh>document.body.clientheight+st)
            df.style.top=et-dh;else df.style.top=et+eh;
        if("none"==df.style.display)
            df.style.display="block";
        g_eparametera = eda;
        g_eparameterb = edb;

}
function setparametera(d){
    g_eparametera.value=d;
    g_eparameterav = g_eparametera.value;
}

function setparameterb(d){
    g_eparameterb.value=d;
    g_eparameterbv = g_eparameterb.value;
}

function setparameterc(d){
    g_eparameterc.value=d;
    g_eparametercv = g_eparameterc.value;
}

function setparameterd(d){
    g_eparameterd.value=d;
    g_eparameterdv = g_eparameterd.value;
}

function chkbrowser(){
    this.ver=navigator.appversion;
    this.dom=document.getelementbyid?1:0;this.ie5=(this.ver.indexof("msie 5")>-1 && this.dom)?1:0;
    this.ie4=(document.all && !this.dom)?1:0;this.ns5=(this.dom && parseint(this.ver) >= 5) ?1:0;
    this.ns4=(document.layers && !this.dom)?1:0;
    this.bver=(this.ie5 || this.ie4 || this.ns4 || this.ns5);
    return this;
}

bver=new chkbrowser();
ns4 = (document.layers)? true:false;ie4 = (document.all)? true:false;