function popupwindow(obj)
{
	window.open(obj, '', "scrollbars=yes");
}

//180407
/*****************************************************************************/

function login()
{
	var msg="";

  if(document.loginfrm.username.value.length==0)
	msg+="Enter Username!\n";
  if(document.loginfrm.password.value.length==0)
	msg+="Enter Password!\n";

	if(msg.length>0)
	{
		alert(msg);
		return false;
	}
	else
	{			
	//	document.loginfrm.submit();
		return true;
	}

}

/***************************************************************************/

/**************************EMAIL CHECKING***************************/
 
 function checkmail(fldname)
  {  

	//for all email fields in any forms - BOTH FOR ADMIN/USERS
    msg=false;  
	email = fldname.value;
	var len = email.length;              
	if(len<5)
		{
			//alert("Invalid Email - id")
			msg=true;
            //fldname.value="";
		}
	else
		{				
          											//len=17
	var index1 = email.indexOf('@');    			//index1=8         												  					   
	var subind = email.substring(0,index1);        //subind=
	var indlen = subind.length;					  //indlen=7 
												   //index2=14 
													//subind1=yahoo
	var index2 = email.indexOf('.');			  //indlen1=5 index3=17 subind3=com indlen2=3	
	var subind1=email.substring(indlen+1,index2);	//
	var indlen1 = subind1.length;
	var index3 = email.indexOf(' ');
	var subind3=email.substring(index2+1,len)
	var indlen2 = subind3.length;
	if((index1!= -1)&&(index2!= -1)&&(index3==-1))
	{	
		if((indlen!=0)&&(indlen1!=0)&&(indlen2!=0))
		{
//   			alert("valid Email -id");		  	 	
		} 
        else
		{
			//alert("Invalid Email - id")
			msg=true;
            //fldname.value="";
		}
	}
	else
	{
   		//alert("Invalid Email - id");
		msg=true;
        //fldname.value="";
	}		
	} // end of else if len<5
	 return msg;
  }	

function chk_conference()
{
//300707
	var msg="", dc;
	
	dc=eval("document.conference_frm");
	
	if(dc.name.value.length==0)
		msg+="Enter Conference Name!\n"; 
	
	if(dc.start_time.value.length==0)
		msg+="Choose Start Time!\n"; 
		
	if(dc.end_time.value.length==0)
		msg+="Choose End Time!\n"; 
	
	
	if(msg.length > 0)
	{
		alert(msg);	
		return false; 
	} 
	
	else 
		return true;

}		

//	TO SELECT FROM SELECTION BOX
function selectmenu(obj,val)
{

  var len=obj.options.length

  for(var i=0;i<len;i++)
  {
    if(obj.options[i].value==val)
     {
       obj.selectedIndex=i;
     }
  } 
}

function confirm_on_del(val)
{

	if(val.length==0)
	{
		if(confirm('Are you sure?'))
			return true;
		else
			return false;
	}
	else
	{
		if(confirm(val))
			return true;
		else
			return false;
	}
}


function alert_delete(val1,val2,val3)
{

if(confirm_on_del(''))
{
str=val2+"&id="+val1+"&type="+val3;
//alert(str);
window.location.href=str;

}

}

function chk_profile()
{
	
	var msg="";
	
	if(document.profile_frm.company_name.value.length==0)
		msg+="Enter Company Name\n";
		
	if(document.profile_frm.contact_name.value.length==0)
		msg+="Enter Contact Name\n";	
		
	if(document.profile_frm.position.value.length==0)
		msg+="Enter Position\n";		

	if(document.profile_frm.email.value.length==0)
		msg+="Enter Email\n";
	else
	{
	
		if(checkmail(document.profile_frm.email))
			msg+="Enter a valid Email Address\n";
		
	}		
		
	
	//msg="";
		
	if(msg.length > 0)
	
	{
		
		alert(msg);
		
		return false;
	
	}
	
	else
	
		return true;		
			
		
}		

function exhibitor_login()
{

	var msg="";

 	if(document.loginfrm.username.value.length==0)
		msg+="Enter Userid!\n";
	if(document.loginfrm.password.value.length==0)
		msg+="Enter Password!\n";

	if(msg.length>0)
	{
		alert(msg);
		return false;
	}
	else
	{			
		return true;
	}

}

function forgot_pass()
{
	
	var msg="";
	
	if(document.forgot_pass_frm.username.value.length==0)
		msg+="Enter Userid\n";
		
	if(msg.length > 0)
	
	{
		
		alert(msg);
		
		return false;
	
	}
	
	else
	
		return true;	

}

function chk_viewer()
{

	var msg="";
	
	if(document.viewer_frm.name.value.length==0)
		msg+="Enter Name\n";
		
	if(document.viewer_frm.company.value.length==0)
		msg+="Enter Company Name\n";	
	
	if(document.viewer_frm.email.value.length==0)
		msg+="Enter Email\n";
	else
	{
	
		if(checkmail(document.viewer_frm.email))
			msg+="Enter a valid Email Address\n";
		
	}	
	
	if(document.viewer_frm.phone.value.length==0)
		msg+="Enter Phone\n";
		
	if(document.viewer_frm.message.value.length==0)
		msg+="Enter Message\n";
			
			
	if(msg.length > 0)
	
	{
		
		alert(msg);
		
		return false;
	
	}
	
	else
	
		return true;	


}