Copy Paste from excel to Web browser text box

Hi All, Let me explain you clearly what i need first. i have a excel in which three columns are there Firt columns consists of First name, Second column consists of Last name and thrid columns consists of Email IDs of the persons. Now i have a Web browser which has these fields First name, last name and Email IDs text bobx along with a submit and reset button at the end. All i have to do is copy paste each data from excel and paste it in the respectively fields in the web browser and submit it when i submit i get a pop stating succesfully completed where again i have to give a enter. So i have to give a double enter after pasting the data into the web browser. i tried doing in marco's but could not find a solutions for it. Can anyone help me in doing this. ashwin