var x,y; 
var step = 15; 
var flag = 0; 
var message = "Welcome "; 
message = message.split(""); 
var xpos = new Array();  

for (i = 0; i <= message.length - 1; i++)
{ 	
    xpos[i] = -50;
}
var ypos = new Array();

for (i=0; i <= message.length - 1; i++)
{
    ypos[i] = -50;
}

function handlerMM(e)
{ 	
    x = (document.layers) ? e.pageX : document.body.scrollLeft + event.clientX;
    y = (document.layers) ? e.pageY : document.body.scrollTop + event.clientY;
    flag = 1;
}

function warex()
{
    makesnake();
}  

function makesnake()
{ 	
    if (flag == 1 && document.all)
    { 		
        for (i = message.length - 1; i >= 1; i--)
        { 			
            xpos[i] = xpos[i-1] + step; 			
            ypos[i] = ypos[i-1]; 			
        } 		
        xpos[0] = x + step; 		
        ypos[0] = y; 		
        for (i = 0; i < message.length - 1; i++)
        { 	    		
            var thisspan = eval("span" + (i) + ".style"); 	    		
            thisspan.posLeft = xpos[i]; 			
            thisspan.posTop = ypos[i]; 		    	
        } 	
    } 
    else if (flag == 1 && document.layers)
    { 	    	
        for (i = message.length - 1; i >= 1; i--)
        {    			
            xpos[i] = xpos[i-1] + step; 			
            ypos[i] = ypos[i-1];
        } 		
        xpos[0] = x + step;
        ypos[0] = y; 		
        for (i = 0; i < message.length - 1; i++)
        { 	    		
            var thisspan = eval("document.span" + i) 	    		
            thisspan.left = xpos[i] 			
            thisspan.top = ypos[i] 	   		
        } 		
    } 		
    var timer = setTimeout("makesnake()",10) 	
}