alert('Please enter an email address!'); return false; } var emailRegExp = new RegExp("[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?"); if (!emailRegExp.test(email) || email.indexOf('.') == -1) { alert('The email address that you entered is invalid!'); return false; } return true; }

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Article citations

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Vinod, V. and Sridharan, R. (2011) Simulation Modeling and Analysis of Due-Date Assignment Methods and Scheduling Decision Rules in a Dynamic Job Shop Production System. International Journal of Production Economics, 129, 127-146.
http://dx.doi.org/10.1016/j.ijpe.2010.08.017

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