js显示层、js隐藏层函数 附参数使用说明

js显示层、js隐藏层函数 附参数使用说明

/*
========================
函数：显示或隐藏层
showDiv(divId_array,showLocality_array)
参数说明：
divId_array 所有要操作的层ID，用逗号分隔
showLocality_array 所有要显示的层在参数DivIdArray所对应的位置。为“0”或空时全部显示，设为负数则全部隐藏。
例如：showDiv('div3,div1,div2','2,3')为显示第二个(div1)和第三个层(div2)，第一个层(div3)将被隐藏。
========================
*/
function showDiv(divId_array,showLocality_array)
{
var div_array = new Array();
var locality_array = new Array();
var intLocality;//showLocality_array数组长度
var intDiv;//div_array 数组长度
var intTemp = 1;//临时变量
var intTmp = 1;//临时变量

//初始化
if (divId_array)
{
div_array = divId_array.split(,);
}else{
intDiv = 0;
}
if (showLocality_array)
{
locality_array = showLocality_array.split(,);
intLocality = locality_array.length;

for (var n = 0;n < intLocality;n++)
{
intTemp *= locality_array[n];

}
if (intTemp <= 0)
{
intLocality = intTemp;
}else{
intLocality = div_array.length;

while (intLocality > 0)
{
intLocality -= 1;
document.getElementById(+ div_array[intLocality] +).style.display = none;
}
intLocality = 1;
}
}else{
intLocality = 0;
}

//显示指定层
if (intDiv != 0 && intLocality >0)
{
intDiv = div_array.length;
intLocality = locality_array.length;

//排序locality_array 数组 liehuo.net
for (var n = 0;n < intLocality;n++)
{
intTemp = locality_array[n];

for (var m = n + 1;m < intLocality;m++)
{
if (locality_array[n] > locality_array[m])
{
locality_array[n] = locality_array[m];
locality_array[m] = intTemp;
intTemp = locality_array[n];
}
}
}

intLocality = locality_array.length;
intTemp = 0;

//
while (intTemp < intLocality)
{
if ((locality_array[intTemp] - 1) < div_array.length)
{
intTmp = locality_array[intTemp] - 1;
document.getElementById(+ div_array[intTmp] +).style.display = block;
}

intTemp += 1;
}
}
else if(intLocality == 0)
{//显示所有层
intLocality = div_array.length;

while (intLocality > 0)
{
intLocality -= 1;
document.getElementById(+ div_array[intLocality] +).style.display = block;
}
}else{//隐藏所有层
intLocality = div_array.length;

while (intLocality > 0)
{
intLocality -= 1;
document.getElementById(+ div_array[intLocality] +).style.display = none;
}
}
}