// JavaScript Finctions Document

// Include PHP javascript function
function include(php){
	var script = document.createElement('script');
	script.src = php;
	script.type = 'text/javascript';
	var head = document.getElementsByTagName('head').item(0);
	head.appendChild(script);
}
	
// Look to see if an email if in the correct format
function echeck(str) {
   if(str) {
      var at = "@"; 
      var dot = "."; 
      var lat = str.indexOf(at); 
      var lstr = str.length; 
      var ldot = str.indexOf(dot); 
      if (str.indexOf(at) ==- 1) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      if (str.indexOf(at) ==- 1 || str.indexOf(at) == 0 || str.indexOf(at) == lstr) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      if (str.indexOf(dot) ==- 1 || str.indexOf(dot) == 0 || str.indexOf(dot) == lstr) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      if (str.indexOf(at, (lat + 1)) !=- 1) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      if (str.substring(lat - 1, lat) == dot || str.substring(lat + 1, lat + 2) == dot) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      if (str.indexOf(dot, (lat + 2)) ==- 1) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      if (str.indexOf(" ") !=- 1) {
         alert("Invalid E-mail ID"); 
         return false; 
         }
      }
   return true; 
   }
   
   
   
<!-- Rollover Image Functions
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//-->

// Show or Hide an ID
function expandcollapse (postid) { 
   whichpost = document.getElementById(postid); 
   if (whichpost.className=="hide") { 
      whichpost.className="show";    } 
   else { whichpost.className="hide";    } }