function AssignKey(){var i,k;for(i=0;i<document.forms.length;i++){for(k=0;k<document.forms[i].elements.length;k++){if(document.forms[i].elements[k].type=="text"||document.forms[i].elements[k].type=="password"||document.forms[i].elements[k].type=="select-one"||document.forms[i].elements[k].type=="checkbox"){eval("document."+document.forms[i].name+"."+document.forms[i].elements[k].name+".onkeypress=Check")}}}}
function Check(keypressed){var key,i;var sFormName,iTextBox;iTextBox=0;if(document.all){key=window.event.keyCode;}
else{key=keypressed.which;}
if(key==13){sFormName=eval("document."+this.form.name);for(i=0;i<sFormName.elements.length;i++){if(sFormName.elements[i].type=="text"||sFormName.elements[i].type=="password")
iTextBox++;}
if(iTextBox==1)return;if(sFormName.onsubmit()){}
else{return false;}}}
AssignKey()