function popUp(url, width, height) {
	newwindow=window.open(url,'name','scrollbars=1,height='+ height + ',width=' + width);
	if (window.focus) {newwindow.focus()}
	return false;
}

/*function checkform(){
	msg = "";
	var error = 0;
	if(document.form1.title.value.length < 1){
		msg = msg + "Please fill TITLE field, \n";
		error++;
	}
	if(document.form1.name.value.length < 1){
		msg = msg + "Please fill NAME field, \n";
		error++;
	}
	if(document.form1.organization.value.length < 1){
		msg = msg + "Please fill ORGANIZATION field, \n";
		error++;
	}
	if(document.form1.zipcode.value.length < 1){
		msg = msg + "Please fill ZIPCODE field, \n";
		error++;
	}
	if(document.form1.phone.value.length < 1){
		msg = msg + "Please fill PHONE field, \n";
		error++;
	}else if(document.form1.phone.value.length <= 10){
		msg = msg + "PHONE number should be atleast 10 digits, \n";	
		error++;
	}else if(!isInteger(document.form1.phone.value)){
		msg = msg + "Please Enter a valid PHONE Number, \n";
		error++;
	}
	
	if(document.form1.fax.value.length < 1){
		msg = msg + "Please fill FAX field, \n";
		error++;
	}else if(document.form1.fax.value.length <= 10){
		msg = msg + "FAX number should be atleast 10 digits, \n";	
		error++;
	}else if(!isInteger(document.form1.fax.value)){
		msg = msg + "Please Enter a valid FAX Number, \n";
		error++;
	}
		
	if(document.form1.email.value.length < 1){
		msg = msg + "Please fill E-MAIL field, \n";
		error++;
	}else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.getElementById('email').value))){
		msg = msg + "Please Enter a valid E-MAIL Address, \n";
		error++;
	}
	
	if(document.form1.payment[0].checked == false && document.form1.payment[1].checked == false){
		msg = msg + "Please select PAYMENT method, \n";
		error++;
		}
	
	if(error > 0){
		alert("Please correct following errors:\n\r" + msg);	
		return false;
	}
	
}*/

function checkform2(){
	msg = "";
	var error = 0;
	if(document.form2.name.value.length < 1){
		msg = msg + "Please fill YOUR NAME field, \n";
		error++;
	}
	if(document.form2.fname.value.length < 1){
		msg = msg + "Please fill YOUR FRIEND's NAME field, \n";
		error++;
	}
	if(document.form2.yemail.value.length < 1){
		msg = msg + "Please fill YOUR E-MAIL field, \n";
		error++;
	}else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.getElementById('yemail').value))){
		msg = msg + "Please Enter a valid YOUR E-MAIL Address, \n";
		error++;
	}
	if(document.form2.femail.value.length < 1){
		msg = msg + "Please fill YOUR FRIENDS's E-MAIL field, \n";
		error++;
	}else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.getElementById('femail').value))){
		msg = msg + "Please Enter a valid YOUR FRIENDS's E-MAIL Address, \n";
		error++;
	}
		
	if(error > 0){
		alert("Please correct following errors:\n\r" + msg);	
		return false;
	}
	
}
function isDigit(num){
	if (num.length>1){
		return false;
	}
	
	var string="1234567890";
	if (string.indexOf(num)!=-1){
		return true;
	}else{ 
		return false;
	}
}
function isInteger(val){
	for(var i=0;i<val.length;i++){
		if(!isDigit(val.charAt(i))){
			return false ;
		}
	}
	return true;
}