function isValidEmail(em)
{
	var testresults;
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
		if (filter.test(em.value))
			{
				testresults=true;	
			}
		else
			{
				alert("Please check that the  email format is valid!")
				testresults=false;
			}
	alert(testresults);		
	return (testresults);
}

function isBlank(val)
{
	if(val==null){return true;}
	for(var i=0;i<val.length;i++) 
	{
		if ((val.charAt(i)!=' ')&&(val.charAt(i)!="\t")&&(val.charAt(i)!="\n")&&(val.charAt(i)!="\r")){return false;}
	}
return true;
}

function chkAllItems(elmtToCheck,frmName,elmts)
{
     elm = frmName.elements[elmts];
	  if(elm.checked)
	   {
		  setCheckBoxes(1,frmName,elmtToCheck);   
	   }
	  else
	   {
	     setCheckBoxes(0,frmName,elmtToCheck);  
	   }
}

function setCheckBoxes(val,frmName,chk)

{
	setcount=0;
	for (i = 0; i < frmName.length; i++)
	{
		elmt = frmName.elements[i];
			if(elmt.name==chk)
			{
				setcount++;
					if(val==1)
					{
						elmt.checked=true;
					}
					else
					{
						elmt.checked=false;
					}
			}           
	}
}


function change(theForm)
{
theForm.submit();
}

function checkExtension(file)
 {
  if(file=="")
   return true;
  else
   {
		lastindex = file.lastIndexOf('.');
		ext = file.substring(lastindex+1,file.length);
		if(ext=='jpg' || ext=='gif' || ext=='jpeg' || ext=='png' || ext=='JPG' || ext=='GIF' || ext=='JPEG' || ext=='PNG')
		 return true;
		else 
		 return false; 
   } 
 }
 
 
function page_Fwd_1(frm)  {
	frm.ipage.value=parseInt(frm.ipage.value)-1;
	frm.submit();
}
function page_Fwd_2(frm)  {
	frm.ipage.value=parseInt(frm.ipage.value)+1;
	frm.submit();
}
function page_Fwd_3(frm)  {
	frm.ipage.value=1;
	frm.submit();
}
function page_Fwd_iPage(frm,iPageCount)  {
	frm.ipage.value=iPageCount;
	frm.submit();
}