function closeLayer(){
	overlay.hide();
}

 //trim functions
function jtrim(value) {
	return LTrim(RTrim(value));
}
function trim(value) {
	return LTrim(RTrim(value));
}
// Removes leading whitespaces
function LTrim(value) {
	var re = /\s*((\S+\s*)*)/;
	return value.replace(re, "$1");
}
// Removes ending whitespaces
function RTrim(value) {
	var re = /((\s*\S+)*)\s*/;
	return value.replace(re, "$1");
}
function DisplayMsg(Msg,ID,uId,GrpId){
	var content = '';
	content +='	<table width="400" align="center" cellpadding="0" cellspacing="0" border="0" class="borderRed">';	
	content +='		<tr>';
	content +='			<td colspan="0" class="TextNavigation" bgcolor="#549a04">GROUP JOIN REQUEST</td>';
	content +='			<td color="#CCCCCC" align="right" bgcolor="#549a04"><img src="../images/close.gif" onclick="closeLayer()"></td>';
	content +='		</tr>';
	content +='		<tr bgcolor="#f0f0f0">';
	content +='			<td width="400" height="100" align="center" colspan="2">';
	content +='				<table width="100%" border="0" cellpadding="5" cellspacing="0 class="borderRed">';
	content +='					<tr>';
	content +='						<td align="center">' + Msg + '</td>';
	content +='					</tr>';
	if(ID != '0'){
		content +='					<tr>';
		content +='						<td align="center">';
		content +='							<input type="button" name="Yes" value="Yes" onclick=UpdateGroupUserRequest("'+uId+'","'+GrpId+'")>';
		content +='							<input type="button" name="No" value="No" onclick="closeLayer()">';
		content +='						</td>';
		content +='					</tr>';
	}
	content +='				</table>';
	content +='			</td>';
	content +='		</tr>';
	content +='	</table>';
			var this_overlay = document.getElementById("Grp");
			this_overlay.innerHTML = content;
			overlay = new YAHOO.widget.Overlay("Grp", { xy:[100,50],
			visible:true,
            width:"500px",
            fixedcenter: true});
				overlay.render();
                overlay.show();
}

// Add user to my group
function AddUser(uId,GrpUId){
	    uri = "../group/addUser.php";
	    dataString = "uId=" + uId + "&GrpUId=" + GrpUId + "&InviteId=" + GrpUId;
	    userGroupDataHandler.getGroupData(uri,dataString,'AddUserToGrp',uId,GrpUId);
}
// other than group user requesting to group user for joining
function AddGroup(uId,GrpUId){
	    uri = "../group/addUser.php";
	    dataString = "uId=" + GrpUId + "&GrpUId=" + uId + "&InviteId=" + GrpUId;
	    userGroupDataHandler.getGroupData(uri,dataString,'AddInToGrp',uId,GrpUId);
}
function UpdateGroupUserRequest(uId,GrpUId){
	    uri = "../group/updateGroupUserRequest.php";
	    dataString = "uId=" + uId + "&GrpUId=" + GrpUId;
	    userGroupDataHandler.getGroupData(uri,dataString,'UpdateUserToGrp');
}
function submitIt(frmName){
	var comfList = document.forms[frmName].elements["change[]"];
   	if (comfList.length) {
       	var selected = false;
   		for (var i=0; i < comfList.length; i++) {
       		if (comfList[i].checked) {
           		selected = true;  
           		break;
       		}
   		}
  		if (! selected) {
      		alert('Please select the box.');
      		return false;
   		}else {
       		document.forms[frmName].submit();
       		return true;
   		}
  	}else{
    	if (comfList.checked) {
        	document.forms[frmName].submit();
        	return true;
       	}else {
	    	alert('Please select the box.');
	    	return false;
      	}
	}
}