//更改字体大小
var status0='';
var curfontsize=10;
var curlineheight=18;
function fontZoomA(){
  if(curfontsize>8){
    document.getElementById('fontzoom').style.fontSize=(--curfontsize)+'pt';
	document.getElementById('fontzoom').style.lineHeight=(--curlineheight)+'pt';
  }
}
function fontZoomB(){
  if(curfontsize<64){
    document.getElementById('fontzoom').style.fontSize=(++curfontsize)+'pt';
	document.getElementById('fontzoom').style.lineHeight=(++curlineheight)+'pt';
  }
}
var tt='start';
var ii='start';
function turnit(ss,bb) {

  if (ss.style.display=="none") {
    if(tt!='start') tt.style.display="none";
    if(ii!='start') ii.src="";
    ss.style.display="";
    tt=ss;
    ii=bb;
    bb.src="../../newimages/public-icon-mail.gif";
  }
  else {
    ss.style.display="none"; 
    bb.src="../../newimages/public-icon-mail.gif";
  }
}
function CheckFormemail()
{
  if (document.formemail.name1.value=="")
  {
    alert("您的昵称不能为空！");
	document.formemail.name1.focus();
	return false;
  }
  if (document.formemail.name2.value=="")
  {
    alert("好友昵称不能为空！");
	document.formemail.name2.focus();
	return false;
  }
  if (document.formemail.email.value=="")
  {
    alert("好友E-mail不能为空！");
	document.formemail.email.focus();
	return false;
  }
        var filter1=/^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/;
        if (!filter1.test(document.formemail.email.value)) { 
                alert("请输入正确的好友E-mail！"); 
                document.formemail.email.focus();
                return false; 
                } 
  if (document.formemail.verifycode.value=="")
  {
    alert("验证码不能为空！");
	document.formemail.verifycode.focus();
	return false;
  }
return true;  
}