var step=1
function slideit(){

    if(Stop_Img != "Stop") {

		//if browser does not support the image object, exit.
		if (!document.images) { return }
		else{
			document.images.targetimage.src=eval("image"+step+".src")
			if(step=='1') {Change_TD1_Img(1); Change_TD2_Img(2); Change_TD3_Img(2);}
			else if(step=='2') {Change_TD2_Img(1); Change_TD1_Img(2); Change_TD3_Img(2); }
			else if(step=='3') {Change_TD3_Img(1); Change_TD1_Img(2); Change_TD2_Img(2);}
		}
		if (step<3)
		step++
		else
		step=1
		//call function "slideit()" every 1.5 seconds
		if(Stop_Img!="Stop"){ setTimeout("slideit()",8000) }
    
	} 

}
if(Stop_Img!="Stop"){ slideit() }