<!--
function checkForm(){
	var mandatory=['Company_name','E-mail_address','Quantity','Material','Specification','Shipment_date','Delivery'];
    for(var i=0; i<mandatory.length; i++){
		switch(document.forms[0][mandatory[i]].type){
			case 'text' :
				if(document.forms[0][mandatory[i]].value==''){
		         validatePrompt(document.forms[0][mandatory[i]],'Some of mandatory fields are missing');
         		 return false;
				}
				break;
			case 'textarea' :
				if(document.forms[0][mandatory[i]].value==''){
		         validatePrompt(document.forms[0][mandatory[i]],'Some of mandatory fields are missing');
         		 return false;
				}
				break;
		}
	}
  return true;
}
function validatePrompt(ctrl,promptStr){
  alert(promptStr);
  ctrl.focus();
}
// -->