System.Diagnostics.Process.Start("iexplore.exe", "http://www.baidu.com/");
//chrome
System.Diagnostics.Process.Start("chrome.exe", "http://www.baidu.com/");
//Maxthon
System.Diagnostics.Process.Start("C:\Program Files\Maxthon\Bin\Maxthon.exe", "http://www.baidu.com/");
//firefox
System.Diagnostics.Process.Start("firefox.exe", "http://www.healthcareol.com/");
//360Browser.exe
System.Diagnostics.Process.Start("C:\Users\Administrator\AppData\Roaming\360se6\Application\360se.exe", "http://www.baidu.com/");