<prompt> Kuandika JavaScript kazi ya kubadilisha rangi ya background ya tovuti.  <response>: Here is a simple JavaScript function for changing the background color of a website:javascriptfunction changeBackgroundColorcolor document.body.style.backgroundColor color;This function takes in one parameter, color, which represents the desired background color. The function then accesses the body element of the document and changes its backgroundColor property to the specified color.To use this function, simply call it and pass in the desired color as an argument. For example, to change the background color to blue, you can call the function like this: changeBackgroundColorblue;. 